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Download the official tool from the official Microsoft website.

Temporarily turn off your firewall or third-party antivirus software only during the installation process to prevent file blocking.

The installer will often detect the missing components and allow you to "Repair" the installation rather than reinstalling from scratch.

: Traces of Office 2010, 2013, or 2016 can confuse the new installer, causing a conflict in the installation path. download proplusww propsww2cab office better

2. Download from the Microsoft Volume Licensing Service Center (VLSC)

Select all files in the temporary directory () and delete them. Skip any files that claim they are currently in use. Delete your current extracted Office installation folder.

files are the engine of the Microsoft Office suite. If you are prompted for them, it’s a sign that your installation source is missing. Rather than hunting for a single Download the official tool from the official Microsoft

Download the Office Deployment Tool from the official Microsoft site.

If installing from a CD/DVD, scratches can prevent the system from reading specific sectors where these large CAB files are stored.

Remove any existing Office trial versions through the Control Panel . : Traces of Office 2010, 2013, or 2016

Sometimes your security software gets a little too protective. It might hide the .cab files because it thinks they are dangerous. Open your antivirus program. Find the switch to turn it off for 15 minutes. Try to run the Office installer again.

Before downloading anything new, ensure your current source is valid.

Before diving into the solutions, it helps to understand why your system is looking for these files or why it cannot find them: