How to change your slides size Android
You can easily change your slides size for your presentation.
1. Open your Slides file and switch to the Design tab.
2. Tap Slide Size.
3. From the expandable bottom sheet, choose between Standard (4:3) and Widescreen (16:9).
4. If you want to adjust custom size of the slides, select Custom Size.
6. After adjustments, confirm with Done.