Hey there. If you have just started making videos on YouTube, related to your blog posts then most likely you would like to have it customized, other than YouTube choosing any of the random images as your thumbnail.
You do not need any thumbnail maker for youtube.
Go to YouTube.com and follow the simple steps.
Click on your profile picture>Creator Studio> Channel> Status and Features
You will see ‘PARTNER VERIFIED‘ status if your account is already verified. Else you will get the option to verify it.
After the verification go to > Video Manager
You can now start editing any of your videos.
Go to Info and Settings > Change Image
You can set any of your custom made images as the video cover.
If any doubt then watch the video for the procedure.
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