Countdown Timer for PPT - 搜索视频

How to Quickly Insert a Countdown Timer In PowerPoint (PPT) | Envato Tuts

How to Quickly Insert a Countdown Timer In PowerPoint (PPT) | Envato Tuts

If you actively engage your audience, there are times you want them to be aware of the time passing. For these times you can add a timer to a PowerPoint slide.

tutsplus.com2023年3月6日

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