1. First open the PPT application installed in the mobile phone, and you can see that the background is white by default.

2. Then click the icon in the lower left corner of the page, as shown in the setting button.

3. Then click the "View" option on the opened settings page and select the "Slide Background" option.

4. Then in the opened background setting page, select a solid background or add a picture background as needed.

PPT(MicrosoftOfficePowerPoint) is a demonstration software launched by Microsoft Corporation, and it is one of the components in MicrosoftOffice system. PPT is suitable for work report, enterprise publicity, product promotion, wedding celebration, project bidding, management consultation, education and training, and has the functions of photo album making, manuscript merging, using motherboard, picture moving and animation control.

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