: Often happens if the URL is entered incorrectly (ensure it is https://cydia.akemi.ai/ with the final slash).
If you added http://cydia.karen.xyz (not secure), try changing it to https://cydia.karen.xyz . Some older package managers (like old Cydia installations) may fail with HTTPS; in that rare case, use http:// , but https:// is preferred for security and reliability. cydia.akemi.ai not working
For AppSync specifically, some legacy users recommend cydia.iphonecake.com as a backup source, though installing from the official GitHub remains the safest method. Troubleshooting Steps : Often happens if the URL is entered
: Older iOS devices (like those on iOS 5 or 6) often fail to connect because their built-in root certificates have expired, preventing them from establishing a secure connection to modern servers. How to Fix the Issue 1. Check the Official URL For AppSync specifically, some legacy users recommend cydia