Outlook stuck in offline mode

A user running Windows 7 pro and Office 2016 contacted me because his Outlook is suddenly stuck in offline mode
I tried to disable the offline mode by double clicking it in send/ receive options, but regardless, Outlook remains offline
Any ideas ?
Yann ShukorOwnerAsked:
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Go to Send/Receive tab and click on Work Offline. You must have that icon selected at this moment (blue colour, should be white).
DamianIT incCommented:
Check that they can browse the internet, it may be they actually have been disconnected from the network.
JohnBusiness Consultant (Owner)Commented:
Please let us know about the suggestions above. If that does not work, go to Control Panel, Programs and Features, click on Office and do a Full Repair. Restart after that and test.
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Yann ShukorOwnerAuthor Commented:
Button already clicked : no improvement
the PC has Internet access

Repaired MS-Office and removed Outlook profile
Tried to reconfigure user account : Outlook takes forever
Send & Receive ends in error : 0x800CCC0E

Configured same account on a different computer in different site : everything seems tip top
JohnBusiness Consultant (Owner)Commented:
On the problem computer, make a new, test Windows User Profile (Account). See if the new account works on the problem computer as you may have a damaged Windows account.
Go to :
Delete all files in that folder, but not the subfolders and start outlook again

Also, double check the account settings:

Yann ShukorOwnerAuthor Commented:
Created a new user profile and tried to setup Outlook account : same deal

Am removing Office 2016 32bit to replace it with 64 bit Office
You will make a big mistake if you go with 64bit.
Yann ShukorOwnerAuthor Commented:
why ?
Long story. 64bit benefits only Project users.

Yann ShukorOwnerAuthor Commented:
Apparently it was the antivirus (Nod32) that was causing the IMAP communication issues
Once I gave the user admin rights the emails began circulating freely again

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Instead of Nod32 better use Endpoint Antivirus.
Yann ShukorOwnerAuthor Commented:
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