How to solve – “Base currency is not synced”

Description
The base currency exists in Business Central but has not been synchronized to the Admin Center or POS365.

Answer

1. Open Currencies in Business Central.
2. Select the base currency.
3. Enable On POS.
4. Allow up to six minutes for the currency to reach the Admin Center.
5. If the currency is visible in the Admin Center but not in POS365, open the three-dot menu in POS365, select Settings, and run Full Sync.

Indepth guide link: "Set up new currencies for POS365"