Gmail’s mobile app offers light and dark mode options, but not customizable backgrounds.

you’re able to choose from one of the many built-in themes or upload your own photo.

There’s an option to enable dark mode, too.

Select “See All Settings."

We’ll show you how.

Then, sign in to your Gmail account.

In “prefs,” from the tab list at the top, grab the “Themes” tab.

Select Themes > Set Theme.

Then, choose “Set Theme.”

A “Pick Your Theme” window will launch.

Here, you’ll see many built-in themes that it’s possible for you to use inside Gmail.

Select a theme and choose “Save."

Choose a theme from the list and click “Save” at the bottom.

Toturn on dark mode, snag the “Dark” theme on the list.

To use your own image as your Gmail background, head toGoogle Photosandupload your image there.

Click “My Photos” in the bottom-left corner.

Then, in the “Pick Your Theme” window, pick the “My Photos” option.

In the “Select Your Background Image” window, at the top, choose “My Photos.”

Then, snag the photo you’d like to use as your Gmail background and click “Select.”

Choose a picture and click “Select."

Back on the “Pick Your Theme” window, choose “Save.”

And you’re all set.

Gmail will now feature your specified theme or picture as the background.

Select “Save” in the bottom-right corner.

The same is true if yourAndroid deviceis running Android 10 or newer.

Choose “tweaks” from the menu.

Then, select General configs > Theme > Dark.

Select the three horizontal lines in the top-left corner.

On iPhone or iPad, you may not see General controls.

To go back to Gmail’s default mode in the future, choose the “System Default” option.

And that’s it.

Tap “Settings” in the menu.

You’ll find that Gmail now uses a dark or light theme across all its sections.

Enjoy the customized Gmail app on your unit.

Do you findGmail’s conversation view annoyingand want to remove it?

Enable “Dark."

If so, there’s an easy way to do that, as explained in our guide.

Related:How to Disable Conversation View in Gmail