Speeding-up Microsoft Office 2016 startup times On Macs

1. Open a Terminal window, which you’ll find in the Utilities folder of the Applications list in Finder.
2. Type the following two commands, one after the other, giving each time to finish. Note that you’ll be prompted for your login password. This is fine.

   sudo update_dyld_shared_cache -debug
   sudo update_dyld_shared_cache -force

3. Reboot your Mac.