 How do you know if the changes you are making to your videos in YouTube are working while the way to do it is by Split testing that is running two things side by side and seeing which ones gets the best result and fortunately TubeBuddy Makes that easy just come up to the TubeBuddy menu up at the top here Click on video AB testing and that will take you through to a page You can then create an AB test Simply load that one up and then select the video that you want to run the AB test on choose whether you want to test Thumbnail or you want to look at some metadata to try differences in that Let's go with the thumbnail though You can also set the amount of time you want to run it for so let's just select 14 days And then basically you upload the second thumbnail and then after 14 days you will know which one worked best So head over to take one tech I o slash TubeBuddy get your free trial of TubeBuddy today and give it a go