Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to make a picture your youtube channel background [title] Download and open the youtube app. [step] Search for youtube in the app store or play store and press " install ". Press " open " when installation completes.

Ending1: You can add subtitles that you want on your channel, or else manually remove subtitles. [title] Download and install a subtitle video that you plan to use in your channel. Ending2: [title] Access the link in the confirmation page for the screen of the viewer if you're using a free app. [step] This link lets you change the background background inside and outside of the picture, also known as " your channel ". Ending3: [title] Enter your email and password and press " sign in ". [step] If you do not already have an account, you can press " sign up " to create one. Ending4: [title] This will allow you to save for later use on youtube. [step] On windows media player, you can select a new file and save it on your desktop.

Answer format: ending1/ending2/ending3/ending4