There could be several reasons if you still cannot sign in to your Outlook account, from forgetting your password, to travelling, or using a new device. Clear your browser history, or try signing in to your account from a different internet browser.
How do you deal with a slow Outlook?
Fix Microsoft Outlook Slow Loading IssueOutlook safe mode.Disable add-ins.Find problematic add-ins.Disable hardware graphics acceleration.Disable RSS feeds.Enable auto archive.Update Outlook.Download complete items. •9 Sep 2020
How can I get my old Hotmail account back?
Go to account.live.com/acsr, and enter the Hotmail address you want to recover. Then type in the email address that Microsoft can use to contact you. Confirm your contact email address, check the security code and follow the on-screen steps to complete the process. Microsoft should get back to you within 24 hours.