ZArchiver Troubleshooting
Find solutions to common issues with our interactive problem solver
Find solutions to common issues with our interactive problem solver
Problems with app installation or setup
App speed, crashes, or memory issues
Problems with creating or managing archives
Difficulties with extracting or opening archives
Installation fails with an error message
Security settings preventing installation
Not enough space to install the app
Performance issues and lag
App closes unexpectedly
App consuming too much memory
Issues with creating new archives
Problems with archive encryption
Problems with large split archives
Unable to access archive contents
Archive file is damaged
Problems with encrypted archives
Detailed technical solutions for frequently reported issues
Technical cause: Android's Scoped Storage restrictions and SAF limitations.
adb shell pm grant ru.zdevs.zarchiver android.permission.MANAGE_EXTERNAL_STORAGE
Enable "All files access" in Settings > Special app access
Technical cause: Mount point issues and filesystem compatibility.
mount | grep storage
Supported filesystems: FAT32, exFAT (with drivers), ext4 (root)
Technical cause: Memory management and resource exhaustion.
adb logcat | grep -i "zarchiver"
Monitor memory: dumpsys meminfo ru.zdevs.zarchiver
Technical cause: I/O bottlenecks and CPU throttling.
cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_cur_freq
Compression levels: LZMA2 (best), DEFLATE (balanced), STORE (fastest)
Technical cause: Large file handling and memory fragmentation.
adb shell pm trim-caches 100M
Enable incremental decompression for large files
Technical cause: Encryption algorithm compatibility.
Supported methods:
Technical cause: CRC errors and incomplete transfers.
7z t archive.7z
Recovery commands:
zip -FF damaged.zip --out=fixed.zip
Technical cause: Volume sequence and naming conventions.
Naming patterns:
Unable to Install ZArchiver
ZArchiver Running Slowly
Optimize your ZArchiver experience with these expert recommendations
Learn how to resolve issues with specific archive formats
ZIP files use legacy encryption which may be less secure
FAT32 limitation requires splitting files over 4GB
Solid compression requires more RAM during extraction
Some older devices may not support all 7z features
May not repair severely damaged archives
RAR5 archives require updated software version
Resolve complex issues with these expert-level solutions
Verify root access is properly granted through your root management app (Magisk/SuperSU)
Check SELinux settings and consider temporarily setting to permissive mode
Ensure system partition is mounted as read-write when needed
Use specialized recovery tools for different archive formats
Extract undamaged files individually from corrupted archives
Consider password recovery tools for supported formats