Make Bangla look better
Most apps let you choose a Bangla font without administrator rights.
Microsoft Word
Home → Font → choose the font under “Complex scripts” in the Font dialog.
Chrome
Settings → Appearance → Customize fonts → set Standard font.
Edge
Settings → Appearance → Fonts.
Firefox
Settings → Fonts → Advanced → Bengali.
Notepad
Format → Font.
Outlook
File → Options → Mail → Stationery and Fonts.
Likhon’s default font changer
Optional. Changes the Windows fallback Bangla font. Some apps ignore it.