FAQ:

What are Stock ROMs?

First of all, simply say that a ROM is a Android OS. Stock ROMs are the Android ROMs provided by a phone making company. Stock ROM is the phone. Then they send us the latest updates.

Go to Settings ⟶ About Device ⟶ Software Update and see if there are any updates. These updates are called FOTA (firmware over-the-air) or, in short, OTA (over-the-air) updates.

And these updates vary from country to country. So when one country has Jelly Beans updates, another country can still get Ice Cream Sandwich (ICS) updates. But it's a little tricky to get new updates to another country. The update can be downloaded, downloaded, and uploaded to a phone using a tool called "Flash". But it is not necessary to have root. But you have to be very careful. If things go wrong, a lot of problems.

Why Need a full Backup when flashing the device?

What are Custom ROMs?

This means that other ROMs are made by other Android developers, not official ones from the company that made the phone. These can be purchased for free. Most people don't make these profits. There are usually several types of custom ROMs.

Does the phone speed up at the root?

No. The speed does not decrease. But if you want to increase your speed by working with root access. For example, if you remove the bloat apps, as mentioned earlier, you can see that everything from booting speed to speed increases.