Gareth's Blog

IT | Notepad | Tips | Reminders | Notes A scratchpad of notes for a future, forgetful me!

Renew Letsencrypt Certificate - Ubuntu

Let's Encrypt certificate expiration ssh onto the machine where the certificate needs renewing. First stop the web server as it will interfere with the renewal process:- $ sudo systemctl stop nginx The do a dry run to check that everything is in order:- $ sudo certbot renew --dry-run If all goes well you should see something like:- Saving debug log to /var/log/letsencrypt/letsencrypt.log - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Processing /etc/letsencr...
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Update BIOS HP Laptop

Model: HP 14-cm0000 If you run Linux on an HP Laptop upgrading the BIOS is a bit torturous! It seems that the BIOS downloads from HP will only run on a Windows 64bit machine. I downloaded mine from here, you have to select Windows as an OS otherwise no drivers are offered for download. https://support.hp.com/gb-en/drivers/hp-14-cm0000-laptop-pc/20395806 The resulting download was a file called sp150585.exe which I copied to a local folder. Don't bother extracting the contents using wine, t...
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