DChat in Dmail DChat Settings: How to Customize Wallpaper in chat Estimated reading: 1 minute 54 views Step 1: Open DChat and click the Settings icon at bottom left. Step2: – The pop-up window will appear like this as shown below in the screenshot Step 3: – click on “all the chat settings” Step 4: – Click on the Drop-down arrow of ” Wallpaper”.Many colours’ options will appear; you can select according to your choice. Click on Save changes at the bottom right corner, your settings will get updated