Good lock app unsupported on M30

[AJILKUNJUMON]

On M series smartphones Samsung doesn't gives the Good lock servies such as key cafe, lockstar, task changer, etc.  

[Abdul_Rahman]

M series have less features than A series

[ŞàyáņĐàn]

good lock is not supported to m30 only but also to all M series devices.....

[akhil094]

If you are so eager, root your device.