If you are lucky (and if HTML formatting is very simple), you may be able to copy and paste a HTML signature directly into the Apple Mail Signatures box. Just remember to uncheck the "Always match my default message font" box.
Unfortunately, if HTML formatting is slightly more complicated, Apple Mail is likely to mess it up. In this case, follow the below steps to insert HTML code directly into the signature file.
Office 365 / Exchange Online users cannot rename, edit, or add new colour categories for shared calendars even when they have full editor permissions. All edit options are greyed out.
After adding a secondary email account in Outlook, its folders cannot be expanded. The following error is displayed:
Microsoft Outlook
Cannot expand the folder
All accounts in Outlook are Office 365 / Exchange Online. Creating a new user profile and clearing cached credentials didn't work.
Cannot download .exe files from a WordPress website hosted on the Plesk Obsidian platform. Instead of downloading the file, the following error is displayed:
403 Forbidden
nginx
