YO i actually need to unenroll my lenovo chromebook 500e can anyone help

Bro, they blocked dev mode, shim boots, sh1mmer, google cloud, most proxy links, VPNs, legacy boot, and Downgrading. They even blocked stuff like terminal, crosh, policy and flags bro
here’s some info from the chromebook
Type:Lenovo chromebook 500e gen
channel:stable (blocked by dev)
Version: 145
Codename: dedede
model: boten
Organization: School
kernel: 7.0
please help