For Office Click-to-Run (C2R) Version Only.

Replace:

// 64 bit os, 64 bit office

C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}

// 64 bit os, 32 bit office

C:\Program Files (x86)\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-0000-0000000FF1CE}

// 32 bit os, 32 bit office

C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-0000-0000000FF1CE}