For a Single Browser:

1. Locate the browser where you want to disable auto-play. Click the "" icon to open the settings page.

2. Navigate to "Preference" and enable the "Abort Video Autoplay/Payload" option. Once configured, click "Confirm".

When this feature is enabled, video auto-play and preload will be disabled. Please note that this may be invalid for non-standard video formats. For new browsers, follow the same steps to configure the settings.

Batch Set Multiple Browsers:

1. Check the browsers you need to set.

2. Click on the "More" button in the top right corner -> Batch Edit Browser -> Edit All Browser of Selected.

3. Scroll down to "Preference" and enable the "Abort Video Autoplay/Payload" feature. Then click "Confirm" to save.

For All Browser Windows:

1. Go to the [Settings] menu on the left sidebar, then click "Add Browser Template (Preference)" at the top.

2. Enable the "Abort Video Autoplay/Payload" option. This will disable video auto-play and preload for all browsers. Note that non-standard formats may not be affected.

3. Click "Save" at the bottom to apply the changes.