I have installed office 365 on my laptop, everything was ok until yesterday but today SMTP stop working. please help me, or suggest any office 365 support provider.
Hi @adawong0191! Thank you for reaching out.
To give you the best help we can, could you review this web page and send us the relevant additional information, such as server version, logs, config files, etc. so we can diagnose this issue? If you have any questions about where to find this information I’m happy to walk you through it.
Looking forward to helping you!