Https://loader.to/en6/4k-video-downloader.html or https://odownloader.com/en2/. Source: almost 3 years ago

As shown in the picture above, the link is accepted, but it has not been proceeded since then, so I sent an inquiry to the email of 4k download. Before giving an inquiry, I thought it would be solved by reinstalling or rebooting, so I deleted the folder on the local disk, installed 4k YouTube to mp3, and then rebooted. but, the problem was not resolved. Later, I got an answer to my inquiry. I deleted and... Source: over 1 year ago

I was surprised that my 100GB Drive C was running out of space. I tracked down 44GB of log files in my C:\Users\username\AppData\Local\4kdownload.com\4K Video Downloader\4K Video Downloader folder. A quick delete of all the log files (being careful to not delete the sqlite file) and I went from 500MB free to 45GB free on drive C. Shocked. I'll be keeping a watch on that from now on. Source: over 2 years ago

I've tried reinstalling the application and also deleting HKEY_CURRENT_USER\Software\4kdownload.com, 4K Stogram folder. Source: over 2 years ago

Windows:Open Windows Registry (menu > search 'regedit > run command, follow HKEY_CURRENT_USER\Software\4kdownload.com, delete 4K Video Downloader/4K YouTube to MP3 folder. Source: over 3 years ago