Outlook.com

“which can at least sync also calendar/contacts”

“rolled out passkeys with no recovery option and no option to sign in using username and password once enrolled”

“I cannot access outlook email (the website one) without setting up and use passkey”

“It does the job -- indeed I find it better than modern gmail.”

“Outlook struggles keeping more than 30 in active memory. That's gotta be a joke.”

“It makes searching on such "feed" pages with the browser's search function an utter pain in the ass”

“Outlook.com also seems to routinely ignore DMARC (it will bounce emails with a DMARC that's report only)”

“In other browsers I regularly get stuck in an auth redirect loop between different Microsoft domains when I open the site.”

“The web mail has folders, rules, shared mailbox support, integrated calendar, etc.”

“I exclusively used the web UI because it always ran faster for me”

“Web version works just fine.”

“I have been living inside it for almost 7 years now and actually prefer it to any of the desktop clients”

“The Outlook web app breaks browser navigation, I thought we had that figured out in SPAs like, more than a decade ago.”

“virtually impossible to run your own mailserver and have the mail delivered, consistently at Gmail and Outlook/Live/Hotmail”

“does not support email addresses with IPv[46] literals required by self hosted SMTP servers”

“their mobile client doesn't even show the Sender email, but the self-disclosed name”

“Microsoft's "Web Outlook" client, available at outlook.live.com.”

“Confirmation emails from numerous services have been been unable to get through for me.”

“The "rate limiting" started two weeks ago, giving us a code that Microsoft's documentation doesn't even list. It remains unresolved.”

“Why are incoming emails to outlook.com so large? 15KB minimum for a text email with just a title.”

“Microsoft has banned an entire netblock, that our server just happens to be sitting in”

“Had to supply MS support with proof of ownership of the IP. The whole process took about a week to resolve.”

“We are completely unable to make anything happen with Microslop. It is infuriating.”

“Every other year some part of the system would break, deliverability, authentication or 2FA.”

“Outlook has a multi-stage set of email servers and the inside ones reject due to the edge (antispam) servers”

“Some of them just could not send a response back to me, so I am not using outlook anymore.”

“got so angry at certain messages never appearing that a couple of years ago I reversed the flow of forwarding and swapped to another account as my primary”

“Hotmail/Live/Outlook/whatever just made the messages disappear, no spam folder, no bounce, just disappear.”

“their service is extremely unreliable, my emails are either not delivered at all or end up in junk mail”

“It's only hotmail/outlook that we constantly have this issue with, Google etc. are all fine.”

“Outlook.com has always been a bit shitty, if you're trying to deliver email to them”

“Microsoft keeps blocking them. Every two months or so I have to ask them to unblock the IP again”

“The outlook webapp is quite decent.”

“The Quality is also Shit. I get some stupid Errors when trying to Access OWA every other day.”

“I found it maddening that I couldn't whitelist a sender (MS Outlook web, Gmail); well I could, but they still blocked the messages.”

“my own email under outlook.com is literally the only one of the MS systems I can't seem to deliver to”

“the Outlook PWA uses 281kB. You still get notifications”

“support for multiple email addresses on the same account which they made a fully first class feature”

“it just prevents the recipient from downloading it, so there's no indication of anything wrong”

“I often get the case where I aim for one icon, something will load in, create a new icon, and push my intended target out of the click.”