If the below guide is confusing to you then the simplest option +for you is to use Office C2R +Installer.
Retail Office (O365 with Mondo 2016 KMS License installed by
+Activation script):
+Pros - Latest feature updates
+Cons - On Office repair or Windows major feature updates, you will need
+to run activation script again.
Volume Office (2021):
+Pros - You won’t need to run activation script again on Office repair or
+Windows major feature updates.
+Cons - No latest feature updates
Please note that in the official C2R office custom installation +method, there is no ISO or any one-click solution available. Below is +the simplest guide to installing the customized office.
First clear previous installation of Office,
+Uninstall the office with App and Features option in Windows +settings.
Run OfficeScrubber.cmd file from Office
+Scrubber by abbodi1406 and select
+[R] Remove all Licenses option. You can skip this step if
+Office was never installed on the system.
Once done,
+Download Office +Deployment Tool (ODT)
Copy the downloaded setup.exe file to the root of
+the C drive, i.e. C:\setup.exe
Goto config.office.com
If you want Retail Office then select
+Microsoft 365 Apps for enterprise in the office suites
+section.
If you want Volume Office then select
+Office LTSC Professional Plus 2021 - Volume License (Don’t
+select SPLA version) in the office suites section.
You can add Visio and Project apps if you need them. Don’t select +language which is not available for +Project/Visio if you are installing these apps.
Customize other things and leave them as default where you don’t +understand something.
Once you go through all the options, click on the export button
+and it will download a file named
+Configuration.xml
Copy the downloaded Configuration.xml file to the
+root of the C drive, i.e. C:\Configuration.xml
Open the command prompt as admin and run the below commands
+cd /d C:\
+setup.exe /configure Configuration.xmlIt will now download and install Office. You can activate it with +your preferred method.
+