If you need to type a character that is not on the keyboard, click on the translation text and press Ω, or Ctrl+Shift+I. In the window that opens, select a character and press Insert.
The characters in bold can be inserted using the hotkeys, so you don’t have to open the menu. Hover the pointer over a character to find out the combination.
Custom special characters
You can add up to 40 characters you use most frequently to the window for quick access. To do this, press the big Add special characters button, copy the characters you want to add into the clipboard, paste them in the corresponding field one by one or in a sequence and then hit Add.