To access extra glyphs on a PC you need to open 'Character Map.'Depending on your version of windows you can either search for this using Cortana
Or you can go accessories in the start menu.
Once you open Character Map it should look like this:
Select the font you wish to access by using the dropdown menu, then:
1. Select Advanced View
2. Select the group by option and change it to ‘Unicode Subrange’
3. Select ‘private use characters’:
Here you will now be able to access the extra glyphs of any font on Windows. You can select the character you need, then copy and paste into your favorite program.