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Welcome to the Power-user blog. Here you will find resources, tips and tricks, tutorials, shortcuts, ideas and inspiration to bring your productivity, presentation skills and Excel expertise to the next level.

How to link PowerPoint slides in a presentation

Presentations are almost always designed as linear. You start from Slide 1 and then move to Slide 2, then Slide 3, etc. in this fixed...

How to fix Excel errors: #VALUE!, #REF!, #DIV/0!, #N/A, #NUM! and #SPILL!

Excel is a wonderful toolbox to compute, analyse, compare and crunch data but it can also lead to some unexpected errors. In this post,...