172,516 questions with Outlook-related tags

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emails being sent are being blocked because they contain content identified as spam As(4810)

All the emails I am trying to send are being rejected with the message: Message blocked because it contains content identified as spam. AS (4810)

Outlook | MacOS | New Outlook for Mac | For home
asked 2026-10-22T03:50:51.37+00:00
Keith Boyd 0 Reputation points
accepted 2026-10-22T06:47:12.5333333+00:00
Keith Boyd 0 Reputation points
2 answers

Why do I keep getting authentication requests when I’m not logging in?

I have changed password multiple times but I keep getting authentication requests constantly. Why is this? Is my password getting compromised even after change? Or are these requests coming from a logged in device or backend?

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-20T17:15:30.9966667+00:00
Qasim Lodhi 0 Reputation points
commented 2026-10-22T06:45:40.7066667+00:00
Hornblower409 17,630 Reputation points
1 answer

Struggling to get into my email account - Please help

Hi, I am struggling to log into my email account. It is the same account that I am using to write this message. For some reason I am stuck in a loop and need help to get out of it. Please help.

Outlook | Windows | Classic Outlook for Windows | For home
asked 2026-10-20T18:48:32.9166667+00:00
Riaan le Roux 0 Reputation points
commented 2026-10-22T06:37:37.7+00:00
Ian-T 14,710 Reputation points Microsoft External Staff Moderator
2 answers

Outlook primary alias not working

I changed my personal outlook account's primary alias back to the original email and later changed it back (several days ago). The account now shows the correct primary alias in the From field, and I can manually send from it, but Outlook.com always…

Outlook | Web | Outlook.com | Email
asked 2026-10-20T14:30:40.6366667+00:00
Anna A 0 Reputation points
commented 2026-10-22T06:30:56.1533333+00:00
Hornblower409 17,630 Reputation points
2 answers

Gmail will not sync to outlook on surface pro.

My gmail account has always synced to outlook on my surfact pro. It now tells me that I need to sign back in to Microsoft apps and services. When I do that and hit continue, it tells me that access is denied.

Outlook | Windows | Classic Outlook for Windows | For home
asked 2026-10-21T11:37:27.36+00:00
Sean W 0 Reputation points
answered 2026-10-22T06:28:56.54+00:00
Vikki-T 12,520 Reputation points Microsoft External Staff Moderator
2 answers

My calendars for my other accounts are not showing up

I can see emails from other accounts but now my calendars won't show up. I try to click on "other calendars" and it won't provide a drop down or let me click on it. I have tried everything. Restart, run a new nav bar, update. Nothing works.

Outlook | Windows | Classic Outlook for Windows | For business
asked 2026-10-20T14:32:34.92+00:00
Carrie Meek 0 Reputation points
answered 2026-10-22T06:21:38.8+00:00
Hornblower409 17,630 Reputation points
1 answer

Hotmail account hacked – all emails deleted, Recover Deleted Items shows nothing

My Outlook.com/Hotmail account was compromised and all emails in my mailbox were deleted. The Deleted Items folder is empty and “Recover items deleted from this folder” shows nothing. I changed my password on Oct 21, 2026, but I also found…

Outlook | Web | Outlook.com | Email
asked 2026-10-22T06:20:26.1733333+00:00
sherif hegazy 0 Reputation points
answered 2026-10-22T06:21:17.3+00:00

AI answer

3 answers

Spacing with Outlook Signature

I have been using Outlook since the beginning. The signature has remained the same. Now I have two or three blank lines between the name, the phone number, and the email address. I deleted the signature and created a new one - same issue. How do I…

Outlook | Windows | Classic Outlook for Windows | For home
asked 2026-10-20T21:32:03.3066667+00:00
Anne Whigham 0 Reputation points
commented 2026-10-22T06:20:15.8866667+00:00
Emma1-N 13,805 Reputation points Microsoft External Staff Moderator
2 answers

Account has been hacked with a strange email address

My wife’s Hotmail account has been hacked and there is now a strange email address attached to her sign in page, us**** ***@chilloud.store we can’t sign in, we can’t change the password or get a verification code. We have completed the form so many…

Outlook | Web | Outlook.com | Email
asked 2026-10-20T11:34:58.7666667+00:00
Grahame Duncan 0 Reputation points
answered 2026-10-22T06:12:10.4766667+00:00
Hornblower409 17,630 Reputation points
2 answers

I cannot log into an old outlook account

I cannot log into an account I have not used in 25 years. For some reason, all my business verifications are going to that old account. I tried to verify the account without success. I am getting ready to lose my business because I cannot log into that…

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-21T16:13:11.6866667+00:00
Dinah J. Perry 0 Reputation points
answered 2026-10-22T06:04:12.02+00:00
Chloe-V 14,300 Reputation points Microsoft External Staff Moderator
2 answers

Email inbox appears empty

How can I restore my inbox messages? Clearing and/or resetting filters, rules, etc., it is still empty.

Outlook | Web | Outlook.com | Email
asked 2026-10-21T16:48:53.17+00:00
Rick Scheper 0 Reputation points
edited an answer 2026-10-22T06:00:35.46+00:00
Chloe-V 14,300 Reputation points Microsoft External Staff Moderator
2 answers

Outlook Not Opening

I've been using Outlook without problems for over a year. Now, when I click on the icon to open it, it asks for my email password. I enter it and it tries to "add" email and fails every time. Outlook never asked for my paassword before…

Outlook | Windows | New Outlook for Windows | For home
asked 2026-10-17T18:55:56.72+00:00
lynn mcintyre 0 Reputation points
commented 2026-10-22T05:58:30.2+00:00
lynn mcintyre 0 Reputation points
1 answer

My personal Hotmail account cannot send emails

My personal Hotmail account cannot send emails through Outlook.com in Safari or Chrome. Every message is rejected immediately with error 550 5.7.520 AS(4810). I've tested private browsing and plain-text emails without attachments or signatures. The same…

Outlook | Web | Outlook.com | Email
asked 2026-10-20T11:15:28.3233333+00:00
Clare Bowers 0 Reputation points
commented 2026-10-22T05:57:27.3+00:00
Hornblower409 17,630 Reputation points
2 answers

Outlook notes not saving changes

my outlook calendar is not saving my updates in my notes and will not let me change a few words to a different color It is changing my lists in the note to a sentence format instead of leaving it as a list

Outlook | Web | Outlook.com | Calendar
asked 2026-10-21T16:56:42.1466667+00:00
Maniglia, Tammy J 0 Reputation points
answered 2026-10-22T05:55:59.8233333+00:00
Chloe-V 14,300 Reputation points Microsoft External Staff Moderator
2 answers

Subject: Urgent escalation — Older Inbox emails suddenly disappeared

Hello Microsoft Support, I am requesting a technical investigation into the sudden disappearance of older emails from my Outlook.com Inbox. The problem began suddenly on October 14. Only recent messages remain in my Inbox and all my mails from 2021 on…

Outlook | Web | Outlook.com | Email
asked 2026-10-20T11:13:53.8+00:00
Didier Prossaird 0 Reputation points
answered 2026-10-22T05:48:23.9966667+00:00
Hornblower409 17,630 Reputation points
2 answers

Can't sign in on phone.

I can't sign in, I go to login, put in my E-mail. And hit next. Nothing happens, stays on same page asking for E-mail. I Try next again it says failed login. How? Never asks for password, or passkey... nothing.

Outlook | Outlook for mobile | Outlook for Android | For home
asked 2026-10-22T04:50:18.6833333+00:00
J Welsing 0 Reputation points
answered 2026-10-22T05:38:51.6666667+00:00
GsN5034 - IA 79,050 Reputation points Independent Advisor
1 answer

How to remove white border around search bar in Outlook Classic

My Outlook Classic recently updated as part of a Windows update and I noticed there is a new icon in the search bar. After the first time I used the search bar after the update, the search bar has had a white border around it, the same border it has when…

Outlook | Windows | Classic Outlook for Windows | For business
asked 2026-10-19T06:37:03.21+00:00
Ashley Thomas 0 Reputation points
commented 2026-10-22T05:18:46.8233333+00:00
Ashley Thomas 0 Reputation points
0 answers

Outlook thinks I am using a work or school account

When I am in Outlook and I try to sign in, I get the error message "You can't sign in here with a personal account. Use your work or school account instead." I have completely uninstalled Microsoft 365 and reinstalled it. I have tried…

Outlook | Windows | Classic Outlook for Windows | For home
asked 2026-10-22T04:41:01.96+00:00
Richard Cox 0 Reputation points
2 answers

I was locked out of all my accounts. I finally am able to access my email, but not one note, or onedrive.

I don't know what happened, and I'm not tech savvy. I was locked out of my accounts after reaching my limit on copilot, i was going to upgrade and switched from my phone to my laptop where all the Microsoft apps are. Now I can get into my email but…

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-21T17:53:12.93+00:00
Shaye Tillitt 0 Reputation points
answered 2026-10-22T04:23:58.1733333+00:00
Chloe-V 14,300 Reputation points Microsoft External Staff Moderator
2 answers

Outlook.com is not receiving emails from one specific sender

Hello Microsoft Support, I am using a Hotmail.com email address. I can receive emails from other senders, but I cannot receive any emails from one specific website. The same website can successfully send emails to other email addresses. I have already…

Outlook | Web | Outlook.com | Email
asked 2026-10-21T18:01:48.8666667+00:00
Zeki yahya Arslan 0 Reputation points
answered 2026-10-22T04:18:12.75+00:00
Chloe-V 14,300 Reputation points Microsoft External Staff Moderator