Why is my Newly zenfone max m2 have slow charging?

[Asususer0760]

Hi im A new asus user and my phone is Asus Zenfone max m2 3/32 gb variant I buy this two days ago at first i update it and everything is fine and the charging by the way the phone updated 5 times everything is fine I. charge it and it is fine but when I charge it on the third time im surprised that it's not fully charged I slept for 10 hours and the phone is still 98 percent. I think its not normal right because it only take 2 hours and 27 mins to fully charge and im sure that the charger cable and adapter is fine because i check everything plus it new can someone help me pls is it a bug or something? Please someone help me what to do..

[Christine_ASUS]

Hi Asususer0760 
Thank you for your asking. Kindly provide the information below so that we can better assist you.
1. Your current firmware version
Settings>System>About Phone>Software information
If you try to update to the latest version, does the issue still persist?
2. Please try to enter "Safe Mode" and charge your phone. If the function works well in Safe Mode yet the issue remains out of Safe Mode, please check on any disturbance from the installed 3rd party apps.
# How to enter and exit "Safe Mode"
https://www.asus.com/support/FAQ/1005163/
3. Is there any zone heating up while using/idling?
4. If the issue remains the same in "Safe Mode", please try "the Factory Reset" 
Settings>System>Reset options>Factory data reset
Please note that once the Factory Reset is completed, all data, apps, settings and personal information will be deleted.

If the situation remains the same, because your device is in warranty, please contact ASUS repair center in the country of your residence: https://www.asus.com/support/Service-Center-All-Countries/
If it is impossible to access the service center during Covid-19 period, please try Call us: https://www.asus.com/support/CallUs