| app /æp/ | a program you download to a phone or tablet | There's an app for learning languages. |
| log in /lɒɡ ɪn/ | enter your name and password to use a website or app | You need to log in to see your messages. |
| stream /striːm/ | watch or listen to something online without saving it | We stream films on our TV every Friday night. |
| go viral /ɡəʊ ˈvaɪrəl/ | be shared very quickly by millions of people online | His funny video went viral — it got ten million views in a day. |
| screen time /ˈskriːn taɪm/ | the time you spend looking at a phone, TV or computer | I try to limit my screen time to two hours a day. |
| username /ˈjuːzəneɪm/ | the name you use to log in to a website | Choose a username that is easy to remember. |
| browser /ˈbraʊzə/ | a program for looking at websites | Open your browser and type the address. |
| notification /ˌnəʊtɪfɪˈkeɪʃn/ | a message that appears on your phone to tell you something | My phone keeps showing a notification — I have a new message. |
| subscribe /səbˈskraɪb/ | choose to receive every new video or post from a channel | If you like my videos, please subscribe to my channel! |
| battery /ˈbætəri/ | the part of a phone that stores power | My phone battery is almost dead. |