Update environment_ setting.md (#107)

user-manual/getting-started/environment_ setting.md

@@ -42,7 +42,7 @@ Internet Explorer is not officially supported. Because it does not work with all
 
 For efficient editing with Re: Earth, a monitor with a resolution of 1000x700 pixels or higher is required.
 
-As long as the screen of your device supports this resolution, you can use Re: Earth on desktop PCs, laptops, and tablets such as iPad without any problems.
+As long as the screen of your device supports this resolution, you can use Re: Earth on desktop PCs, laptops without any problems.
 
 Projects created and published with Re: Earth are able to be viewed on iPhone and other smart phone.
 
@@ -80,4 +80,4 @@ The feature of switching between the UI color themes are available on the accoun
 
 ![envSetting_image](./img/3.png)
 
-![envSetting_image](./img/4.png)
+![envSetting_image](./img/4.png)