Guide

1. On the left sidebar, hover your mouse cursor over the 'Appearance' tab and then select 'Themes'.

2. After that, browse the themes library and select one from the given options.

3. Tap 'Preview and Customize'.

4. Subsequently, click 'Start Customizing' to proceed.

5. Head over to the left sidebar and then start making your desired adjustments using the provided configuration settings.

6. Once done, tap 'Activate & Save'.

7. Tap 'Activate & Save' once again to confirm your request. After that, the changes will be applied instantly to your WordPress website.