Most importantly, this is not by any means finished software.
In fact, that’s the whole point of Apple making it available early as it means you’ll be tasked with reporting any bugs, incompatibilities, or glitches found in the early software.
This gives the US firm plenty of time to iron out issues before millions of people attempt to download on launch day.
Because it’s not the final build, Apple advises that users should not download the iOS 15 beta on their primary smartphone. Instead, to avoid any phone-crashing nightmares when you really need to use your smartphone, the software should be installed on a secondary iPhone.