How to Syncing Mail with Android
                     Outlook Not Syncing
Solutions are simply made, steps to fix your issue 
Outlook email not syncing
Introduction:
Outlook application may fail to sync your email 
account configured on it
steps given below will help you quickly resolve 
the outlook app not syncing problem
Using these simple steps we are going to solve the 
issue
Solution 1:
Repairing the email account on outlook 
Click the file tab
Then click account settings
Choose the email account which you have repair
Repair windows appears
Then follow our steps
Solution 2:
Configure receiving and sending emails
Open the outlook click send & receive email
select Define Send/Receive Groups and navigate to 
the All Accounts section.
Tick the check box beside schedule
Solution 3:
Another way is to send/receive emails on Outlook 
manually.
Open the Outlook, move the cursor to the Quick 
Access Toolbar, and select the Send/Receive All 
Folders icon.
Solution 4:
Removing and reading the email account on Outlook 
helps to synchronize the email.
Click File and select Account. Select your email 
account and finally click the Remove option.
Restart the Outlook application and add the email 
account again.
This should resolve the outlook app not 
syncing issues.
For Reference:
For you reference we mention the link to this slide, if 
you have any doubts please click the link and solve it.
https://email-setup-center.com/how-to-fix-o
utlook-app-not-syncing
Thank You