Wsappbak: //top\\
WSAppBak is an open-source tool developed by user Wapitiii on GitHub, designed primarily for Windows 8, 8.1, and 10 users. It serves as an APPX Backupper and Repacker, allowing you to extract installed Windows Store apps, back them up as .appx packages, and resign them for re-installation. 🛠️ Key Features
- Restarting the Windows Store cache:
wsreset.exe - Running the Windows Store troubleshooter:
msdt.exe -id WindowsStoreDiagnostic - Resetting the Microsoft Store:
Get-AppxPackage *windowsstore* | Remove-AppxPackage
9. Example script (backup + log)
Save as backup_store_apps.cmd:
WSAPPBAK vs. Similar Files
| File Name | Purpose | Safe to Delete? |
|-----------|---------|-----------------|
| wsappbak | Windows Store app backup (USB media) | Yes |
| $WINDOWS.~BT | Temporary Windows Update/Upgrade files | Yes, after upgrade |
| *.tmp | Generic temporary file | Usually yes |
| pagefile.sys | Virtual memory paging file | No (on system drive) |
| hiberfil.sys | Hibernation state file | Only if you disable hibernation | wsappbak
Option 2: The "Manual" Way (For advanced users only)
You need to take ownership of the folder. WSAppBak is an open-source tool developed by user
If you use Rufus with advanced settings (e.g., creating a Windows To Go drive or enabling Windows Store app preloading), Rufus may also create a wsappbak file. Restarting the Windows Store cache: wsreset
The tool will copy the files to a temporary directory for repacking. 2. Repacking and Signing
Using Command Line:
You can restore using the appcmd tool:
