How to install good lock modules in M31?

[legendfist]

Will it be available for future system update?

[NOOB_1ST_ACC · Accepted solution]

Not supported on m31.

U can't do through any other method.

If found useful then tap on 3 dots and accept as solution

[Sidhabhi]

Your device is not compatible

[JinuJacob]

Three modules are available on M31

[Yashaspg]

Which are they

[TejasviniK]

Why not support m31