I feel exactly the same! I installed EndeavorOS because I liked the default theme lmao

Look at this scrub, they didn’t even put the whole dictionary into their code and tell it to choose random words.

Have you tried KDE connect? It has Linux & Windows clients and can send clipboard/files/notifications/etc. seamlessly in either direction between Android and PC.

My acer laptop did the exact same thing for unknown reasons. When I switched it back to AHCI Arch (btw) booted again but windows broke and I managed to fix it with a Windows live usb. I think I had to use bcdboot and generate a new bootloader.