Gmail keeps syncing when data/wifi is off.

edited September 2020 in ZenFone 5 Series
Model: ZS621KL
APP Name: Gmail
Firmware/APP Version: Latest (.70)
Frequency of Occurrence: To many times
Rooted: No

Gmail app does keep syncing randomly when data/wifi is off and notification keeps popping up. I have to switch on the mobile data/wifi to make notification disappear. It happens to many times in one day and happening since A10 came out. It is very irritating.
Here is the link of screen recording.
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