Universal Office Mobile apps have received new updates for both Windows 10 and Windows 10 mobile. The new Word mobile version is 17.6868.47692.0, for OneNote 17.6868.57772.0, for PowerPoint version is   17.6868.42662.0 and  for Excel the new version number is 17.6868.50412.
The latest updates of PowerPoint, Word and OneNote only brings bug fixes and performance improvement and changelogs are also not there.
Whereas latest updates of Excel app brings some changes and changelog are also there .

Excel changelog:

Commands at your Fingertips:

Edit with speed! Have quick access to commands when you work with shapes and graphics.

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