Jun 27, 2023 · Outlook 365 won't launch when internet is out If my desktop Outlook 365 is already open, I can switch back and forth to work Offline via Send/Receive "Work Offline" switch in the ribbon.

Struggling with "Outlook won't open" errors? Discover expert solutions for "Cannot start Microsoft Outlook" and fix issues like "the set of folders cannot be opened.

Jun 4, 2025 · Thank you for the reply! Unfortunately, this isn't an attachment, it's a .msg file (when you save as or export a message, it's either .msg or .eml) file. However, you gave me an idea. I changed …

Jan 20, 2021 · Similar problem Outlook wont open this morning keeps asking for credentials, tried Windows 10 mail and wont accept password on account that worked yesterday

Jul 15, 2020 · Outlook 365 won't open, since last updates. Windows updates sucks. I waste time, it forces me to search for solutions on Google and Microsoft support for several hours and there is no …

Jan 4, 2020 · Outlook from Office365 won't open Outlook from Office365 (Business Premium) won't open. Excel and Word are fine. I managed to get it open for a few minutes today after restarting PC …

Mar 23, 2023 · I have the exact same problem, but I'm unsure how to get into my profile if I can't open outlook.

The Microsoft Office Technician can help with your issue of Microsoft Outlook not opening on Windows 10. And, how would you like to connect with the Technician - phone call or online chat?

Apr 3, 2025 · For the past few days I cannot log into my outlook account from my Iphone. Though I'm logged in, it keeps jumping back to the new landing page (see below)....

Struggling with Outlook Classic not opening on your new laptop? Get expert answers and solutions for Windows 11 issues, including email import and sending troubles.