Kid3 audio tag editor got an update by releasing v3.5.1 earlier today with performance improvements and a few fixes.

Changes in Kid3 3.5.1 include:

• Compatibility of imported and exported CSV files with cells containing new line characters.
• Do not show unknown frames for ID3v2.3 TDAT, TIME, TYER, TRDA frames.
• Enable high-DPI scaling for Qt >= 5.6.
• Change AppStream directory from appdata to metainfo.
• Fix crash with DSF files having sample rates other than 2822400 or 5644800.

How to Install Kid3 3.5.1 in Ubuntu:

The software has an official PPA that so far offers most recent packages for Ubuntu 14.04, Ubuntu 16.04, Ubuntu 17.04, Ubuntu 17.10, and derivatives.

1. Open terminal via Ctrl+Alt+T or by searching ‘terminal’ from app launcher. Then run command to add the PPA:

sudo add-apt-repository ppa:ufleisch/kid3

Type in your password (no visual feedback while typing) when it asks and hit Enter to continue.

2. Then upgrade Kid3 from an existing release via Software Updater:

or run following commands to install or upgrade the audio editor:

sudo apt update 

sudo apt install kid3

Uninstall:

To remove the PPA, launch Software & Updates and navigate to ‘Other Software’ tab.

To remove Kid3 tag editor, either use system package manger or run command:

sudo apt-get remove --autoremove kid3 kid3-*