Hello, unfortunately, there is no technical possibility to download videos in high quality via the website or by the Savefrom.Net extension.

Install the program Televzr that can do this: https://desktop.televzr.com

Hello, send screenshots please.

Hello, please give us more details.

Hello, unfortunately it is not possible.

Hello, in order to help you better I need the following information.
Please, send me the information listed here: http://en.savefrom.net/user.php?info=1
Could you please send a few links you can't download. We will check it out.
Do you download via the extension SaveFrom.net Helper or the website SaveFrom.net?
For the better understanding it'll be great to see a screenshot with the error.

Reinstall the extension:

https://en.savefrom.net/faq.php#ext_inst_chrome

Unfortunately there is no news.

Hello, in order to help you better I need the following information.
Please, send me the information listed here: http://en.savefrom.net/user.php?info=1

Could you please send a few links you can't download. We will check it out.

Ok, thanks for the info provided. We've forwarded it to developers to check and fix.

Hello, in order to help you better I need the following information.
Please, send me the information listed here: http://en.savefrom.net/user.php?info=1
Do you download via the extension SaveFrom.net Helper or the website SaveFrom.net?
For the better understanding it'll be great to see a screenshot with the error.