[Initiatives.wiki] Update Update App Screenshots

[Sophie Herold <sophieherold src gnome org>]

commit 49338ecded1caddc32719c58fd63fa003499ea8e
Author: Sophie Herold <sophie hemio de>
Date:   Sat Feb 19 01:09:17 2022 +0000

    Update Update App Screenshots

 Update-App-Screenshots.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/Update-App-Screenshots.md b/Update-App-Screenshots.md
index 2dbada2..79d2be7 100644
--- a/Update-App-Screenshots.md
+++ b/Update-App-Screenshots.md
@@ -15,4 +15,18 @@
 - Adding text to the screenshot
 - Manually manipulating the screenshot
 
+#### Help
+
+##### Removing .devel indicator
+
+![image](uploads/9d5c16dd5eb0faab9bb4e48e68a62778/image.png)
+
+- Press `<Shift> <Ctrl> I` (or `D`) to open inspector
+- Navigate to the application window
+- Remove the `devel` CSS class
+
+![image](uploads/54288571468bb901cb1cb83cc6a3794f/image.png)
+
+#### Resources
+
 [Appstream 
documentation](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-screenshots)
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