How to change the DPI of tiff images exported by PowerPoint?

The DPI of the tiff images exported by PowerPoint seems 96. For posters, larger DPIs like 150 or 300 are needed. Is it possible to change the DPI of tiff images exported by PowerPoint?

In the options of PowerPoint, there is a setting for choosing DPIs. However, it have no effect.

Check the post on changing the DPIs of PowerPoint exported slides images:

How to change the DPI of images exported from PowerPoint slides

Answered by Eric Z Ma.

Eric Z Ma

Eric is a father and systems guy. Eric is interested in building high-performance and scalable distributed systems and related technologies. The views or opinions expressed here are solely Eric's own and do not necessarily represent those of any third parties.

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