When you update your mobile you end up enjoying bug fixes, security improvements and other features, with new features that you may find very interesting. It is usually a positive change, although it is always recommended that you do it whenever there is a new stable version. Moments after the update two things can happen, that everything goes well or that it presents problems.
In any case, we will tell you what you should do after updating your mobile, whether it is having problems or if it is working correctly, to make sure that everything goes perfectly and to fully enjoy the experience of using your mobile with the new updated version.

After the update, you should do the following
If you have updated your mobile, you have to check that everything is fine and follow some guidelines that will help you improve your mobile experience. Many people experience problems after a mobile update, in which case they can only try to solve it in different ways, factory reset or go back to a previous version. The truth is that, if everything goes according to plan, the most common in stable versions you would not have to do anything more than enjoy the possibilities of the new update.
If you encounter any problems in the update, it is worth asking if someone else has had this happen and how to solve the problem. In our site we usually comment on the main problems that occur with some specific updates and what to do in each case.
It is best to start by restarting the device in case it is a temporary problem, although in any case the next recommended step is to clear the cache.
Clear the cache
The best thing you can do is clear the cache in case there are files left that are not compatible with the new version, causing certain apps to not work well. Therefore, one more step than necessary after updating your mobile will be to delete it, even if you do not notice any problems.
If you notice performance, battery drain, and other issues, you can try this first. Otherwise, it is also recommended after any update. You can use an app like Google Files or AVG Cleaner to get rid of junk on mobile.

Let the battery settle
Many users complain about high battery drain after an update. Sometimes the problem is due to the update itself that is not optimized, something that should not happen in stable versions, on other occasions it will help you to clear the cache memory and in other cases, the most, it is something temporary.
Let your battery settle and you will notice how the experience is much more optimal . You can take the opportunity to leave the mobile charging at night and turned off.
Remove incompatible apps
You may find that some applications are not compatible with the new version of the operating system , which can cause problems in the short term rather than in the long term. Not only can they malfunction, but they can also affect your phone or other apps.
Therefore, it is advisable to check if you can update any application to be compatible and remove the ones that are not. These can only cause you trouble.
If there is one that you consider essential, you can look for an app that performs the same functions and can be used without problems. It will not hurt you to clean applications on your mobile. You can do it from the settings, in manage applications by selecting them and giving delete.
In extreme cases, reset
This is not necessary and it is the most radical measure, but also the most effective if you have problems with your mobile. You will need to back up your data first and install the update. Then you will start in recovery mode, pressing the power key and volume down at the same time or whatever corresponds to your mobile and giving factory reset.

When booting, you will have to restore the backup you have made. It is a way to avoid later problems after the updates, although it is not usually necessary.
In some cases, you will have to go back to a previous version of Android because it gives a lot of problems.