The .otf files contain the font, and if there are several this means that the font has different weights and variations to install. The .txt file contains licensing information about the font.

To install custom fonts on your Kindle, download TTF, OTF, or TTC font files from trusted sources, transfer them to the Kindle’s Fonts folder via USB, restart your device, and select the font ...

Just make sure that you download fonts from reliable sources to avoid malicious files. If you receive a warning from macOS ...

3. Unzip both fonts by right clicking > extract. 4. Open the font folder and select all (Ctrl + A or drag select). 5. Right click all selected files and press install, the fonts should now appear in ...

If all you want is to install Burmese Font aka Zawgyi Font on Windows 10, you can do so from rfa.org. Download the TFF file, and double-click to launch it. Then click on the install option to make ...