Download failed. SSL read: errno -5961

Howdy,

That’s coming from WordPress itself since it isn’t able to download Jetpack (or likely any plugin) from www.remarpro.com.

I’d try again and if it still fails, contact your hosting provider. I’ve found this that suggests one reason for this error:

https://serverfault.com/questions/555335/root-cause-of-curl-56-ssl-read-errno-5961-errors