This is the "No Jailbreak" fix, but it is unreliable now due to Apple revoking free certificates.
If the IPA is unsigned (developer mode), you will need a signing tool.
This guide does not host or provide direct download links to copyrighted IPA files. Users are responsible for complying with local laws and Google's Terms of Service. Always back up your device before sideloading unsigned code.
: An "old-school" App Store client available via Cydia that often hosts functional, modified IPAs for legacy devices.