diff --git a/projects/ngx-mask-lib/src/test/delete.cy-spec.ts b/projects/ngx-mask-lib/src/test/delete.cy-spec.ts
index f2d84a03..a65d3e01 100644
--- a/projects/ngx-mask-lib/src/test/delete.cy-spec.ts
+++ b/projects/ngx-mask-lib/src/test/delete.cy-spec.ts
@@ -1,380 +1,380 @@
 import { CypressTestMaskComponent } from './utils/cypress-test-component.component';
 import { CypressTestMaskModule } from './utils/cypress-test.module';
-// import { FormControl } from '@angular/forms';
+import { FormControl } from '@angular/forms';
 
 describe('Directive: Mask (Delete)', () => {
-    // it('cursor should correct delete with ViewEncapsulation.ShadowDom showMaskTyped=true', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '(000) 000-0000',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('1231231234')
-    //         .focus()
-    //         .type('{backspace}')
-    //         .type('{backspace}')
-    //         .should('have.value', '(123) 123-12');
-    // });
-    //
-    // it('should delete character in input', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '00/00/0000',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('12/34/5678')
-    //         .focus()
-    //         .type('{backspace}')
-    //         .should('have.value', '12/34/567');
-    // });
-    //
-    // it('should not delete special mask character', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '00/00/0000',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('12/34/5678')
-    //         .type('{backspace}')
-    //         .should('have.value', '12/34/567')
-    //         .should('have.prop', 'selectionStart', 9);
-    // });
-    //
-    // it('should delete secure character', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'XXX/X0/0000',
-    //             hiddenInput: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('123/45/6789')
-    //         .type('{backspace}')
-    //         .should('have.value', '***/*5/678')
-    //         .should('have.prop', 'selectionStart', 10);
-    // });
-    //
-    // it('should delete selection', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '000 000 000',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('123456789')
-    //         .type('{backspace}')
-    //         .should('have.value', '123 456 78')
-    //         .should('have.prop', 'selectionStart', 10);
-    // });
-    // it('should delete prefix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '000 000 000',
-    //             prefix: '+7',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked').type('1').type('{backspace}').should('have.value', '');
-    // });
-    // it('should delete suffix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '000 000 000',
-    //             suffix: '$',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked').type('1').type('{backspace}').should('have.value', '');
-    // });
-    //
-    // it('should delete specialCharacter from allow few mask', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '(00) 00000000||+00 (00) 00000000',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('123')
-    //         .should('have.value', '(12) 3')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 5)
-    //         .should('have.value', '(12) ')
-    //         .type('{rightArrow}')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 4);
-    // });
-    //
-    // it('should return value from ctrl+V', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '9999999999999',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('15')
-    //         .should('have.value', '15')
-    //         .type('{selectall}')
-    //         .type('{backspace}')
-    //         .should('have.value', '')
-    //         .invoke('val', '15')
-    //         .trigger('input');
-    //     cy.get('#pre1').should('have.text', '15');
-    // });
-    //
-    // it('should not delete special character from backspace', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             form: new FormControl('12345678'),
-    //             mask: '00D : 00H : 00M : 00S',
-    //             shownMaskExpression: '00D : 00H : 00M : 00S',
-    //             showMaskTyped: true,
-    //             dropSpecialCharacters: false,
-    //             leadZeroDateTime: true,
-    //             placeHolderCharacter: '',
-    //             patterns: {
-    //                 '0': { pattern: /\d/ },
-    //                 '9': { pattern: /\d/, optional: true },
-    //                 A: { pattern: /[a-zA-Z0-9]/ },
-    //                 L: { pattern: /[a-z]/ },
-    //                 S: { pattern: /[a-zA-Z]/ },
-    //                 U: { pattern: /[A-Z]/ },
-    //                 X: { pattern: /\d/, symbol: '*' },
-    //                 d: { pattern: /\d/ },
-    //                 h: { pattern: /\d/ },
-    //                 s: { pattern: /\d/ },
-    //                 D: { pattern: /D/ }, // custom: The D on the mask can only be the D character
-    //                 H: { pattern: /H/ }, // custom: the H on the mask can only be the H character
-    //                 M: { pattern: /M/ }, // custom: the M on the mask can only be the M character
-    //                 '\\S': { pattern: /\S/ }, // custom: the S on the mask can only be the S character. Escape it to prevent digits from being removed from the value
-    //             },
-    //             specialCharacters: [
-    //                 '-',
-    //                 '/',
-    //                 '(',
-    //                 ')',
-    //                 '.',
-    //                 ':',
-    //                 ' ',
-    //                 '+',
-    //                 ',',
-    //                 '@',
-    //                 '[',
-    //                 ']',
-    //                 '"',
-    //                 "'",
-    //                 'D',
-    //                 'H',
-    //                 'M',
-    //                 '\\S',
-    //             ],
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //     cy.get('#masked')
-    //         .type('{rightArrow}'.repeat(1))
-    //         .type('{leftArrow}'.repeat(3))
-    //         .type('{backspace}')
-    //         .should('have.value', '12D : 34H : 56M : 78S')
-    //         .type('{leftArrow}'.repeat(2))
-    //         .type('{backspace}')
-    //         .should('have.value', '12D : 34H : 56M : 78S')
-    //         .type('{leftArrow}'.repeat(2))
-    //         .type('{backspace}')
-    //         .should('have.value', '12D : 34H : 56M : 78S');
-    // });
-    //
-    // it('should backspace with showMaskTyped and prefix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '(000) 000-0000',
-    //             prefix: '+7 ',
-    //             showMaskTyped: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('1234567890')
-    //         .should('have.value', '+7 (123) 456-7890')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 16)
-    //         .should('have.value', '+7 (123) 456-789_')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 15)
-    //         .should('have.value', '+7 (123) 456-78__')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 14)
-    //         .should('have.value', '+7 (123) 456-7___')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 12)
-    //         .should('have.value', '+7 (123) 456-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 11)
-    //         .should('have.value', '+7 (123) 45_-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 10)
-    //         .should('have.value', '+7 (123) 4__-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 7)
-    //         .should('have.value', '+7 (123) ___-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 6)
-    //         .should('have.value', '+7 (12_) ___-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 5)
-    //         .should('have.value', '+7 (1__) ___-____')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 3)
-    //         .should('have.value', '+7 (___) ___-____');
-    // });
-    //
-    // it('should backspace with showMaskTyped and prefix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: '00 000 00 00',
-    //             prefix: '+32 ',
-    //             showMaskTyped: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('1234567890')
-    //         .should('have.value', '+32 12 345 67 89')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 15)
-    //         .should('have.value', '+32 12 345 67 8_')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 13)
-    //         .should('have.value', '+32 12 345 67 __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 12)
-    //         .should('have.value', '+32 12 345 6_ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 10)
-    //         .should('have.value', '+32 12 345 __ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 9)
-    //         .should('have.value', '+32 12 34_ __ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 8)
-    //         .should('have.value', '+32 12 3__ __ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 6)
-    //         .should('have.value', '+32 12 ___ __ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 5)
-    //         .should('have.value', '+32 1_ ___ __ __')
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 4)
-    //         .should('have.value', '+32 __ ___ __ __');
-    // });
-    //
-    // it('should backspace with separator and prefix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'separator.2',
-    //             thousandSeparator: ',',
-    //             prefix: '$ ',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('1234567890')
-    //         .should('have.value', '$ 1,234,567,890')
-    //         .type('{leftArrow}'.repeat(3))
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 10);
-    // });
-    //
-    // it('should backspace with separator and prefix', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'separator.2',
-    //             thousandSeparator: '.',
-    //             prefix: '$ ',
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('1234567890')
-    //         .should('have.value', '$ 1.234.567.890')
-    //         .type('{leftArrow}'.repeat(3))
-    //         .type('{backspace}')
-    //         .should('have.prop', 'selectionStart', 10);
-    // });
-    //
-    // it('should backspace with showMaskTyped and leadZeroDateTime', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'M0-d0-0000',
-    //             leadZeroDateTime: true,
-    //             showMaskTyped: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('12310000')
-    //         .should('have.value', '12-31-0000')
-    //         .type('{backspace}'.repeat(8))
-    //         .should('have.value', '__-__-____');
-    // });
-    //
-    // it('should backspace with showMaskTyped and leadZeroDateTime', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'M0/d0/0000',
-    //             leadZeroDateTime: true,
-    //             showMaskTyped: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('12310000')
-    //         .should('have.value', '12/31/0000')
-    //         .type('{backspace}'.repeat(8))
-    //         .should('have.value', '__/__/____');
-    // });
-    //
-    // it('should backspace with showMaskTyped and leadZeroDateTime', () => {
-    //     cy.mount(CypressTestMaskComponent, {
-    //         componentProperties: {
-    //             mask: 'M0:d0:0000',
-    //             leadZeroDateTime: true,
-    //             showMaskTyped: true,
-    //         },
-    //         imports: [CypressTestMaskModule],
-    //     });
-    //
-    //     cy.get('#masked')
-    //         .type('12310000')
-    //         .should('have.value', '12:31:0000')
-    //         .type('{backspace}'.repeat(8))
-    //         .should('have.value', '__:__:____');
-    // });
+    it('cursor should correct delete with ViewEncapsulation.ShadowDom showMaskTyped=true', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '(000) 000-0000',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('1231231234')
+            .focus()
+            .type('{backspace}')
+            .type('{backspace}')
+            .should('have.value', '(123) 123-12');
+    });
+
+    it('should delete character in input', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '00/00/0000',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('12/34/5678')
+            .focus()
+            .type('{backspace}')
+            .should('have.value', '12/34/567');
+    });
+
+    it('should not delete special mask character', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '00/00/0000',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('12/34/5678')
+            .type('{backspace}')
+            .should('have.value', '12/34/567')
+            .should('have.prop', 'selectionStart', 9);
+    });
+
+    it('should delete secure character', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'XXX/X0/0000',
+                hiddenInput: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('123/45/6789')
+            .type('{backspace}')
+            .should('have.value', '***/*5/678')
+            .should('have.prop', 'selectionStart', 10);
+    });
+
+    it('should delete selection', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '000 000 000',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('123456789')
+            .type('{backspace}')
+            .should('have.value', '123 456 78')
+            .should('have.prop', 'selectionStart', 10);
+    });
+    it('should delete prefix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '000 000 000',
+                prefix: '+7',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked').type('1').type('{backspace}').should('have.value', '');
+    });
+    it('should delete suffix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '000 000 000',
+                suffix: '$',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked').type('1').type('{backspace}').should('have.value', '');
+    });
+
+    it('should delete specialCharacter from allow few mask', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '(00) 00000000||+00 (00) 00000000',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('123')
+            .should('have.value', '(12) 3')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 5)
+            .should('have.value', '(12) ')
+            .type('{rightArrow}')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 4);
+    });
+
+    it('should return value from ctrl+V', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '9999999999999',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('15')
+            .should('have.value', '15')
+            .type('{selectall}')
+            .type('{backspace}')
+            .should('have.value', '')
+            .invoke('val', '15')
+            .trigger('input');
+        cy.get('#pre1').should('have.text', '15');
+    });
+
+    it('should not delete special character from backspace', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                form: new FormControl('12345678'),
+                mask: '00D : 00H : 00M : 00S',
+                shownMaskExpression: '00D : 00H : 00M : 00S',
+                showMaskTyped: true,
+                dropSpecialCharacters: false,
+                leadZeroDateTime: true,
+                placeHolderCharacter: '',
+                patterns: {
+                    '0': { pattern: /\d/ },
+                    '9': { pattern: /\d/, optional: true },
+                    A: { pattern: /[a-zA-Z0-9]/ },
+                    L: { pattern: /[a-z]/ },
+                    S: { pattern: /[a-zA-Z]/ },
+                    U: { pattern: /[A-Z]/ },
+                    X: { pattern: /\d/, symbol: '*' },
+                    d: { pattern: /\d/ },
+                    h: { pattern: /\d/ },
+                    s: { pattern: /\d/ },
+                    D: { pattern: /D/ }, // custom: The D on the mask can only be the D character
+                    H: { pattern: /H/ }, // custom: the H on the mask can only be the H character
+                    M: { pattern: /M/ }, // custom: the M on the mask can only be the M character
+                    '\\S': { pattern: /\S/ }, // custom: the S on the mask can only be the S character. Escape it to prevent digits from being removed from the value
+                },
+                specialCharacters: [
+                    '-',
+                    '/',
+                    '(',
+                    ')',
+                    '.',
+                    ':',
+                    ' ',
+                    '+',
+                    ',',
+                    '@',
+                    '[',
+                    ']',
+                    '"',
+                    "'",
+                    'D',
+                    'H',
+                    'M',
+                    '\\S',
+                ],
+            },
+            imports: [CypressTestMaskModule],
+        });
+        cy.get('#masked')
+            .type('{rightArrow}'.repeat(1))
+            .type('{leftArrow}'.repeat(3))
+            .type('{backspace}')
+            .should('have.value', '12D : 34H : 56M : 78S')
+            .type('{leftArrow}'.repeat(2))
+            .type('{backspace}')
+            .should('have.value', '12D : 34H : 56M : 78S')
+            .type('{leftArrow}'.repeat(2))
+            .type('{backspace}')
+            .should('have.value', '12D : 34H : 56M : 78S');
+    });
+
+    it('should backspace with showMaskTyped and prefix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '(000) 000-0000',
+                prefix: '+7 ',
+                showMaskTyped: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('1234567890')
+            .should('have.value', '+7 (123) 456-7890')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 16)
+            .should('have.value', '+7 (123) 456-789_')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 15)
+            .should('have.value', '+7 (123) 456-78__')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 14)
+            .should('have.value', '+7 (123) 456-7___')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 12)
+            .should('have.value', '+7 (123) 456-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 11)
+            .should('have.value', '+7 (123) 45_-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 10)
+            .should('have.value', '+7 (123) 4__-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 7)
+            .should('have.value', '+7 (123) ___-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 6)
+            .should('have.value', '+7 (12_) ___-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 5)
+            .should('have.value', '+7 (1__) ___-____')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 3)
+            .should('have.value', '+7 (___) ___-____');
+    });
+
+    it('should backspace with showMaskTyped and prefix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: '00 000 00 00',
+                prefix: '+32 ',
+                showMaskTyped: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('1234567890')
+            .should('have.value', '+32 12 345 67 89')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 15)
+            .should('have.value', '+32 12 345 67 8_')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 13)
+            .should('have.value', '+32 12 345 67 __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 12)
+            .should('have.value', '+32 12 345 6_ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 10)
+            .should('have.value', '+32 12 345 __ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 9)
+            .should('have.value', '+32 12 34_ __ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 8)
+            .should('have.value', '+32 12 3__ __ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 6)
+            .should('have.value', '+32 12 ___ __ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 5)
+            .should('have.value', '+32 1_ ___ __ __')
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 4)
+            .should('have.value', '+32 __ ___ __ __');
+    });
+
+    it('should backspace with separator and prefix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'separator.2',
+                thousandSeparator: ',',
+                prefix: '$ ',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('1234567890')
+            .should('have.value', '$ 1,234,567,890')
+            .type('{leftArrow}'.repeat(3))
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 10);
+    });
+
+    it('should backspace with separator and prefix', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'separator.2',
+                thousandSeparator: '.',
+                prefix: '$ ',
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('1234567890')
+            .should('have.value', '$ 1.234.567.890')
+            .type('{leftArrow}'.repeat(3))
+            .type('{backspace}')
+            .should('have.prop', 'selectionStart', 10);
+    });
+
+    it('should backspace with showMaskTyped and leadZeroDateTime', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'M0-d0-0000',
+                leadZeroDateTime: true,
+                showMaskTyped: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('12310000')
+            .should('have.value', '12-31-0000')
+            .type('{backspace}'.repeat(8))
+            .should('have.value', '__-__-____');
+    });
+
+    it('should backspace with showMaskTyped and leadZeroDateTime', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'M0/d0/0000',
+                leadZeroDateTime: true,
+                showMaskTyped: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('12310000')
+            .should('have.value', '12/31/0000')
+            .type('{backspace}'.repeat(8))
+            .should('have.value', '__/__/____');
+    });
+
+    it('should backspace with showMaskTyped and leadZeroDateTime', () => {
+        cy.mount(CypressTestMaskComponent, {
+            componentProperties: {
+                mask: 'M0:d0:0000',
+                leadZeroDateTime: true,
+                showMaskTyped: true,
+            },
+            imports: [CypressTestMaskModule],
+        });
+
+        cy.get('#masked')
+            .type('12310000')
+            .should('have.value', '12:31:0000')
+            .type('{backspace}'.repeat(8))
+            .should('have.value', '__:__:____');
+    });
 
     it('should correct work after backspace separator.6 decimalMarker . thousandSeparator ,', () => {
         cy.mount(CypressTestMaskComponent, {