added how to turn off auto-delete in codespaces

Author: avinab-neogy

docs/assets/rdev3_5.png

@@ -21,25 +21,28 @@ GitHub Codespaces' button and then click the green 'Create Codespace' button.
 3. You will be taken to a VS Code editor within your browser.
 ![codespace](../../assets/rdev3.png)
 
-4. Rename your codespace for easier identification:
+4. Rename your codespace and manage auto-delete for easier identification and to
+   prevent accidental removal:
 
     By default, your codespace will have a randomly generated name. Renaming it to
     something descriptive — such as referencing the issue or feature you’re working
-    on makes it much easier to manage your codespaces:
+    on makes it much easier to manage your codespaces. You can also disable auto-delete to ensure your codespace isn't removed unexpectedly:
 
-    - Open your [GitHub Codespaces dashboard](https://github.com/codespaces) (<https://github.com/codespaces>s>) in
+    - Open your [GitHub Codespaces dashboard](https://github.com/codespaces) (<https://github.com/codespaces>) in
     your browser.
     - Find the codespace you just created (it will show the repository name and
     the current random display name).
-    - Click the ellipsis (**...**) next to your codespace to open the options menu.
-    - Select **Rename** from the dropdown.
+    - A: Click the ellipsis (**...**) next to your codespace to open the options menu.
+    - B: Select **Rename** from the dropdown.
     - Enter a descriptive new display name, e.g.,
     `Bug 7084 - text() recycling problems` or
     `Ignore deprecated/defunct fns in checkS3methods`, and confirm.
+    - C: In the same options menu, click on **Auto-delete codespace** to toggle off auto-delete (remove the check mark). This will prevent the codespace from being deleted automatically.
 
     ![rename codespace](../../assets/rdev3_5.png)
 
     !!! Tip
 
         You can rename your codespace at any time. The display name is
         for your convenience and **does not** affect your code or environment.
+