Lagging issue in android devices is not new and there are lots of users were complaining about this problem for the past several years. If we have to look it on the symptom there are number of factors to consider that might causing this issue. It could be a culprit affects the system, corrupted files and data or the device itself has hardware problem. But since, we are not certain what really triggered the problem the best thing that you should do first is to isolate the issue by doing the so-called basic troubleshooting procedures.
Don't you worry, these procedures won't harm or damage your device, instead, it will provides user an idea on what caused the issue and fixed it without bringing the phone to the tech. So, now, here are the methods that we should do on your Samsung Galaxy Note 4.
Step 1: Perform Soft reset and remove your SD card.
Through this method, we will try to refresh phone's memory and close all unwanted apps running in the system and might causing the issue. Remove first the back cover and battery of the device and press the Power key for 7 seconds to discharge all electricity stored in the hardware components. After you do so, remove your SD card and place it back the battery and turn on your phone. However, after performing the step and the issue continues, proceed to the next step.
Step 2: Wipe the System Cache Partition
The purpose of doing this procedure is to delete all system files and data in the directory so that fresher ones will be replaced and could run smoothly once it is loaded to the firmware. Unlike on reset this method is safe and won't delete your stored important files in the device. Follow these steps:
- Turn off your Galaxy Note 4.
- Press and hold the Volume Up, Power and Home keys at the same time.
- When the Note 4 vibrates, release the Power and Home keys but continue to press and hold the Volume Up key.
- When the Android Recovery Screen appears, release the Volume Up key.
- Using the Volume Down key, highlight the option 'wipe cache partition' and press the Power key to select it.
- When the wiping the cache partition is finished, highlight 'Reboot System Now' and hit the Power key.
After you do the method, use again your Galaxy Note 4 and observe if the performance is still the same. If the issue is fixed after the step, then, obviously an obsolete files and data triggered the problem. However, if the problem still continues after the wiping the cache partition, jump over to the next method.
Step 3: Create a Backup and reset your Note 4
This solution is usually performed if all previous that you did is not helping the issue on your phone. This will bring your device back to its factory default and will delete all saved files and data in the internal storage of your phone. So, before you have to follow the steps make sure that you transferred all your files to your SD card or Personal computer.
- Turn off the Galaxy Note 4 completely.
- Press and hold the Volume Up and Home and Power keys at the same time.
- When the Note 4 vibrates, release the Power and Home keys but continue to press and hold the Volume Up key.
- When the Android System Recovery Screen appears, release the Volume Up key.
- Using the Down Volume key, highlight the option 'wipe data/ factory reset' and press the Power key to select it.
- Now, highlight 'Yes-delete all user data' using the Volume Down key and press the Power key to begin the reset.
- When the Master reset is complete, highlight 'Reboot System Now' and hit the Power key.
- The Note 4 will restart but it will be longer than usual. When it reaches the Home screen, then begin your setup.