Solved: Email not received and no NDR on Office365 Microsoft online

I recently had the problem where a person sent me a zipped file from his gmail account to my email account at Microsoft online/Office365. The email never reached me and the sender never received any NDR (Non Delivery Report). So I thought he hadn’t sent me anything while¬†he was sure I had received it. Luckily… Continue reading Solved: Email not received and no NDR on Office365 Microsoft online