But I heard that with the recent update, the N20u became to be bearable and a little better than the release time.
you don't have other choices, so you should adapt with it.
Hello Russio . I’m Amira, Samsung Moderator.
We thank you very much for contacting us,
We ask you, if you have any questions, you can clarify them so that you can help you
We are at your command at any time and at your service always
Hello alaaelhao. I’m Amira, Samsung Moderator
we thank you very much for asking your question
I recommend that you perform a factory data reset to resolve this issue using the steps:-
Settings – Backup and reset - Factory data reset.
Ensure all user data is backed up using the following methods:-
1. Connect the phone to the PC via USB cable, and then manually copy files from the removable disk to you r PC hard disk drive.
2. Download and install smart switch from the link below and then use the backup tool to create a data backup
3. Insert an SD card and move files from the device internal memory to the SD card.
Kindly note that only Images, Contacts, calendar, videos and Audio files are backed up, all applications and text messages will be erased.
You can visit the nearest Samsung service center and they will be able to help you
Kindly send us your address to provide the nearest service center
or you can find it following the below link: