UEFI dbx Database Firmware Update

Bad boot loader database. Microsoft has something to do with this so I was reticent to update.

This notification keeps popping up on one of my Linux boxes.

Research Links

Disposition:

  • Internet suggests Microsoft is driving this database – not a fan
  • Is on an Ubuntu Linux box – not likely to ever return to Windows on it
  • Consulted Mario – he was positive on it.
  • Decided to update on the box:  BoxName = Sleepy

Uninstalling Microsoft Skype from Ubuntu Linux with Double Install

Linux starting running a lot better once Skype was uninstalled. Removed the double install of Brave Browser too.

Every time I rebooted my backup laptop it would spin up 2 instances of Skype.  I think maybe I goofed and installed by both using command line and snapd. 

  1. First one said it was outdated 
  2. Second one booted up and worked

4-28-2025 – used both de Install methods

GAI: ubuntu linux how to uninstall skype

To uninstall Skype on Ubuntu, you can use the command line or the Software Boutique. Using the command line, you can remove the package using sudo apt-get remove skypeforlinux or sudo snap remove skype depending on how it was installed. If you installed it through the Software Boutique, you can typically find it in the installed applications list and remove it from there. 

Detailed Steps:

 

Copy BTC Bitcoin Blockchain Using an External Hard Drive and Transfer to Another Computer

GAI: can you use an external hard drive to copy btc blockchain and transfer to another computer?

You can use an external hard drive to copy the Bitcoin blockchain and transfer it to another computer. You'll need to locate the data directory containing the blockchain database, then copy the entire directory to the external drive, and finally transfer the drive to the new computer. The data directory's default location is C:\Users\<YourUsername>\AppData\Roaming\Bitcoin on Windows. Make sure to shut down the Bitcoin Core wallet on both computers while copying the files to prevent data corruption, according to the Bitcoin Wiki. 

Here's a more detailed explanation:

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