Realize the following; **you** are in control of the fun you have when you are computing.
The only way you can guarantee that is by running an Open Source Operating System on that device.
If you happen to be in a closed Source operating system with an open source kernel {Android} there are ways to dechain yourself fully
They will probably be hard or painful but they are worth the effort.
If it seems to be too hard, plan your next device to be one that is designed to run with an open source operating system especially if you are going to buy your next Android.
First check if your device is supported by an open source operating system, fully supported!, then you buy it.
Make sure that the grip of the closed Source operating system underlords on you is released Free yourself