in this video I will tell you the secret of YouTube and you will follow the video to know the sacred desecrates are very important first is incognito mode when we run YouTube the history is recorded when we start incognito mode there will no history record and after that there is second is black theme black theme is used used to reduce the charge taken by the mobile and to to protect your eyes and one is there so was the video that helps you no other video cams expecting familiar videos
