Downloading and Installing Volume Unlock
One of some apps you can try is the Volume Unlock. With this app, it seems you can solve the problem of the damage on the lock and power buttons. The way Volume Unlock works is quite simple. You only need to activate the app so that when the screen is off, it will automatically on. Meanwhile, to lock the screen, you can directly go to the Android notification.
To make it works, you may tap the sign “Enable Volume Unlock” and then to lock it off, you can activate the “Screen Off”. There are also some additional features so that Android can be on and off automatically. It is by activating the “Auto On/ off” available on the lower part. With this feature, you can turn on and off your device automatically based on the time which is already set.
Using Volume Power
This app is actually the same with the Volume Unlock explained above. It is to overcome the Android device manager not working. Interestingly, this app looks simpler and lighter in term of weight. Besides, the way it works is also easy. First of all, sure, you have to go to the Google Pay Store to download and install it.
Next, you can directly activate the app by checking the “Boot” and “Screen Off”. It will not need a long time you are able to use the Volume Power as an alternative to turn on, off, and lock the Android screen. Another advantage is that the app doesn’t need to be rooted.
Going to the Service
Those two apps mentioned above are basically the alternatives when the damage is related to the software. Yes, it is really often happened actually. But if you want to bring the original locker back, of course, you have to go to the service center of your Smartphone. Similar way must also be done if the damage is occurred due to accidental happenings like the Smartphone is broken or cracked. This can be the safest way to overcome the problem when Android device manager lock not working.