Problem: Installation of Microsoft Office 2021 Professional Plus has stopped or got stuck.
Cause: Installations can sometimes take longer depending on the speed of your hard drive and your internet connection.
Solution: If the installation shows no progress for an extended period without moving, you can follow these five steps below to resume and complete the installation.
Step 1: Uninstall previous Office suites
Uninstall any old versions of Office before starting the installation of Office 2021 Professional Plus.
Step 2: Administrator rights
Run the setup program as an administrator by right-clicking on it and selecting "Run as administrator".
Step 3: Disable antivirus software
Sometimes antivirus software can prevent the installation of new software. Try temporarily disabling it while you install Office.
Step 4: Clear temporary files
Sometimes temporary files from previous installation attempts can interfere with new installations. Clear these by typing %temp% in the Run dialog box (Windows key + R), select all and delete.
Step 5: Check disk space
Make sure you have enough space on your hard drive to install the program.