Because Apple no longer authenticates this software, you cannot install it even if you have the original firmware file. Why You Can't Download iOS 13.7
is currently impossible through official Apple channels. Apple stopped signing iOS 13.7 on , shortly after the release of iOS 14. Download iOS 13.7 for iPhone SE
If your iPhone SE is already on a newer version (like iOS 14 or 15), you cannot revert to iOS 13.7. Because Apple no longer authenticates this software, you
You cannot specifically pick an older version like 13.7 if your phone is eligible for a newer update; the Software Update menu will only offer the latest compatible version. Current Status for iPhone SE Models If your iPhone SE is already on a
The experience depends on which iPhone SE generation you own:
Apple routinely "stops signing" older operating systems to ensure users remain on the most secure and up-to-date versions.