This is a known issue with Teams and Skype for Linux.
For systemd based distros: journalctl | grep systemd-timedated will show all the timezone changes granted the logs are still there
For distros similar to Fedora and Arch running ls -l /etc/localtime could show the date the file was last modified. Ubuntu and Debian based distros use /etc/timezone instead.
The application that you refer to is the file browser. In cinnamon the default is called Nemo. You can install other, like for example Nautilus or Dolphin. Each one has its own set of features.
In Nemo, 🖱right click in the folder you are interested. You will see a folder icon on the left. Just 🖱click on it and the you can select an icon of your choosing.
One possible solution is to use Let's Encrypt. This site/service offer free certificates for everyone.
Here you can find instructions how to install and manage the things. They are for Ubuntu, but AFAIK Mint is Ubuntu based.
Open Nemo (file manager)
I don't know if this would be a setting specific to Cinnamon, or it is something that works for several (all?) desktop environments and file browsers.
Files (also known as Nautilus) is the default file manager for GNOME. Files is simple to configure graphically, but not all options are available in the ...
ALT+Tab switches between the two most recently used windows. Holding ALT and releasing Tab presents a list of available windows, which can then be scrolled through by pressing Tab key. This works in the majority of non-tiling desktop environments including Windows and MacOS.
Your question is unclear but I'll answer some interpretation of it so that you can formulate a better question in future. I think it would make sense not to start morphing this question into something else after the fact.
The low-latency kernel will make it possible to handle interrupts and short tasks with lower latency. It's not using true real time kernel ...
I'm aware of the age of this question and anyway I will provide my answer for future reference, as the one posted by @clk didn't resolve the issue for me on kde Plasma 5.2, which task switcher (ALT+TAB) was showing blurry icons for some applications, e.g. Gimp and Emacs.
In that regard I double checked the StartupWMClass key/value within the <application&...