Office Ribbons
I am an absolute fan of adapting your work environment to your needs. Spending an hour to set up some shortcuts is virtually always a good time investment.
Then you can easily drag your most used commands into a new bar. You should be able to save a lot of time on, e.g. aligning objects in PowerPoint or sorting and filtering data in Excel. It is entirely up to you and the operations you use the most.
PowerPoint:
Excel:
Here are the two files that contain my current setup for PowerPoint and Excel:
You can easily import like this:
If you need more information on the topic please have a closer look here: How To Add Custom Tabs To The Ribbon In Microsoft Office