Microsoft Outlook is an important part of the Microsoft Office, and it lets users manage the personal details. The Gmail IMAP error 78754 on Outlook occurs while trying to access the Gmail account. If you want to fix this issue, then you need to follow the steps mentioned in this article. Here’s how to fix Gmail IMAP error 78754 on Outlook Enable IMAP and permit less secure apps on Gmail Launch the Gmail log-in webpage by using your default browser. Sign in to the Gmail account by entering the important information. Press on the Gear symbol located on the upper right-hand side of the screen. Choose the Settings tab. You will find this option on the pull-down menu. Change the Forwarding and POP/IMAP option. After that, choose the Enable IMAP option. You will find this option near the IMAP access. Press on the Save Changes option. Creating an App-specific password Go to the Gmail Log on the webpage on the default web browser. Sign in to the Gmail account by typing...