
It feels great when your WhatsApp app looks beautiful with unique wallpapers and attractive themes. In this article, I have outlined all the steps to change and set wallpaper or themes on WhatsApp.
Here, Android and iPhone users will find everything about WhatsApp theme and wallpaper customization. Also, if your wallpaper is not changing, I have marked the quick fix for this problem at the end of the article.
How to change theme in WhatsApp
WhatsApp offers theme and wallpaper customization option. With this awesome feature, you can customize your chat theme or wallpaper.
Android & iPhone
These steps can change your entire WhatsApp theme, not just a specific chat.
- Open WhatsApp.
- Tap the 3 dots, then go to Settings > Chats.
- Under the Display section, click the Default Chat Theme option.
- Now, select a theme of your choice.

How to change WhatsApp theme color
To change the theme color, WhatsApp provides a separate option to the users, where they can choose dark and light colors through this option.
Step 1
- Open WhatsApp.
- Then Go to Settings > Chats.
- Tap on the default chat theme. Here, select the chat colour option.

Step 2
This is a color menu that includes dark and light colors. You can choose any of them you want. Also, you can set a light or dark theme as shown in the image on the right.

How to change background on WhatsApp video call
I love this feature, and I also add wallpapers to video calls. You can easily change and set wallpapers as the background for video calls. To change the background on WhatsApp video calls, follow the steps below.
- During a WhatsApp video call, tap the effects icon.
- Then select the background option at the bottom.
- Select the wallpaper you want to set as background.

How to enable dark mode on WhatsApp
Do you want everything on WhatsApp to be in the dark? To turn on dark mode on WhatsApp on Android or iPhone, follow the steps below.
- Open WhatsApp and go to Settings.
- Then, go to Chats.
- Tap on the Theme option in the Display section.
- Then, select Dark Mode.

How to set wallpaper on WhatsApp
Attractive and unique wallpapers give a beautiful look to your WhatsApp chats. If you want to change the wallpaper, and even if you have the wallpaper in your mobile gallery, and you want to set it, follow the steps below.
These steps are for both Android and iPhone devices.
For all chats
- Open WhatsApp on your mobile.
- Go to Settings > Chats.
- Tap on the Default Chat Theme option.
- Click on the wallpaper option.
- Here, select or upload your favorite wallpaper.

For a specific chat
- Open the chat where you want to set the wallpaper.
- At the top right, tap the 3 dots.
- Then tap on the chat theme option.
- Here, click on the wallpaper option.
- Now, select or upload the one you want.
Wallpaper is not changing
I know it’s very frustrating when you’re trying to change the wallpaper in WhatsApp, and it’s not changing. There are some reasons behind this but I have come up with a fast solution to this problem.
Sent the wallpaper to yourself
The same problem happened with my brother. He updated his WhatsApp and his mobile OS, but the problem still wasn’t resolved.
Here is the solution
Step 1
- Open your WhatsApp.
- Send yourself the wallpaper you want to set or change.
- Tap the wallpaper. At the top right > click the 3 dots.
- Tap on set as…

Step 2
Now select the wallpaper option and tap on Set Wallpaper. This is a very easy and fast way to change any wallpaper on your chats if the wallpaper is not changing in WhatsApp settings.

Conclusion
A few months ago, WhatsApp added a chat theme customization feature to its app so that users can easily customize their themes and wallpapers. This is a very useful and great feature for those who love customization.
Still have any questions related to this topic? Explore the frequently asked questions below and get your answers.