OTA
13.0.586→13.1.541
https://mobile-ota-cdn.lenovo.com/firmware/2022422102822322-7815.zip
13.1.541→13.1.570
https://mobile-ota-cdn.lenovo.com/firmware/2022728122225797-3955.zip
13.1.570→13.1.578
https://mobile-ota-cdn.lenovo.com/firmware/2022824161411444-5619.zip
13.1.578→14.0.197
https://mobile-ota-cdn.lenovo.com/firmware/2022101219855345-2631.zip
14.0.197→14.0.231
https://mobile-ota-cdn.lenovo.com/firmware/2022122611836446-7578.zip
14.0.231→14.0.255
https://mobile-ota-cdn.lenovo.com/firmware/202346171413120-9195.zip
14.0.255→14.0.286
https://mobile-ota-cdn.lenovo.com/firmware/20238229534294-2882.zip
15.0.361→15.0.418
https://ota-cdn.lenovo.com/firmware/2024219134334518-6709.zip
Full
14.0.255
https://mobile-ota-cdn.lenovo.com/firmware/20234615438358-4813.zip
15.0.361
https://mobile-ota-cdn.lenovo.com/firmware/2023111110434825-3726.zip
QFIL
13.0.586
https://mirrors.lolinet.com/firmware/lenovo/ideapad_Y700/TB-9707F/
fastboot & QFIL ROM
https://terajima-alc.dev/#y700_2022
https://sourceforge.net/projects/lenovo-y700/files/TB9707F/
GSI List
https://github.com/phhusson/treble_experimentations/wiki/Generic-System-Image-%28GSI%29-list