During the editing process, you want to convert a piece of text from uppercase to lowercase or vice versa , but don't know how to do it in PowerPoint, don't worry, please refer to the article below:
How to convert uppercase to lowercase in PowerPoint
Change with the function available in PowerPoint
To convert uppercase to lowercase, just highlight the text to be changed, select the Aa feature on the toolbar. Then, select the style you want to convert, if converted to lowercase, select Lowercase. In addition, you can also choose:
- UPPERCASE: Converts the format to uppercase.
- Sentence case: Capitalize the first letter of the sentence.
- Capitalize Each Word: Capitalize the first letter of each word.
- tOGGLE cASE: Choose a format that lowers the first letter of each word.

Aa feature in PowerPoint
Change with keyboard shortcuts in PowerPoint
Besides, you can use keyboard shortcuts, just highlight the text you want to convert. Then, press the Shift + F3 key combination to switch the font style. The first press will convert to uppercase, the next press will return to lowercase, the third press will return to the original format.
Convert uppercase to lowercase with Unikey
You Copy the text to be transferred, right-click the Unikey icon in the system tray, select Tools…[CS+F6].

Open Unikey's tools
The UniKey Toolkit dialog box appears, select the code type and format you want to convert. Then press Transcoding.

Transcoding
Immediately after the successful conversion message dialog box appears, click OK.

Successful conversion
Finally, open PowerPoint , then press Ctrl + V to paste the converted text back in.