The biggest hurdle in the sideloading world is the "revoke." Apple frequently identifies and disables the enterprise certificates used by third-party installers. When a certificate is revoked, every app installed through it crashes instantly and refuses to open.
If you want, I can produce specific command examples or a macOS/Windows step-by-step tailored to a particular SCA Free helper tool you plan to use. scarlet antirevoke install ipa files with sca free
Useful for installing modified apps (like YouTube Premium or emulators) that are unavailable on the official App Store. The biggest hurdle in the sideloading world is the "revoke
Here is the general process for the free method: scarlet antirevoke install ipa files with sca free