Common Issues with AltStore
AltStore is a powerfull tool but sometimes it can stop working. You may face problems like app not opening install failed profile expired or IPA not loading. These problems mostly happen due to wrong settings or expired certificates.
Quick Fixes to Try Right Now
Reinstall AltStore from AltServer
If AltStore not open or crashes just delete the app from iPhone and reinstall it using AltServer. Make sure you are on latest version of both.
Reconnect Device and Trust Again
Sometimes your iPhone gets untrusted. Go to Settings General VPN and Device Management and trust the developer again.
Check WiFi and Firewall
Your PC and iPhone must be on same WiFi network. Also allow AltServer through firewall or antivirus. If AltStore cannot connect it will not refresh apps.
Refresh Apps Before 7 Days
AltStore apps expire in 7 days. You must refresh them from PC before that. If expired reinstalling the app may fix it.
Use Lightning Cable
For first time setup or reinstall use original Apple cable. Fake or cheap cables can cause failure to install.
Final Tip
AltStore still works great in 2025 but needs care. Keep AltServer running connect your device weekly and use latest versions. These easy steps will solve most AltStore errors fast and safe.