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This is a kinda repost

File Guardian
 
Easily restore your deleted files
 
imageFile Guardian App Home screenshot
 
To use this you need 
 
Galaxy Labs is made to provide you privileged utilities for your Galaxy.
 
galaxy labsgalaxy labs
These Apps are only visible in Netherlands Galaxy Store (aa far as i know)
 
 
So download them from links in the post.
 
 ( Sammobile Links)
 
Here are links for those 4 apps.
 
Links in Galaxy Labs not working
 
 Download from below links
 
FG
 
BG
image-2.jpg
 
SBT
image-3.jpg
 
AB
image-5.jpg
  Optimises Apps for better performance.
app booster
 
Galaxy Labs link again
 
Supported on Android 9 and Android 10
 
After testing i see Battery Guardian didn't work 
 
*Don't download old versions of battery tracker..
 
Images are screenshots
 
original post