Did you know blue light is harmful for your eyes? Blue light has high frequency which can damage our cells. That's why you will notice burning sensation in your eyes or you might even get headache. Therefore it becomes necessary to change that blue screen of TASM background. Here are the steps to change TASM background Step 1: Go to 'options' and then go to 'Colours' as shown in the picture below. Step 2: A tab will be opened, in that there is 'Background' option. According Change the background colour. Recommended : to use black background as less power will be consumed by the pc That's it. Hope this must have helped you and your eyes.