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From your description I understand that you are not able to locate Armenia using Map apps.
Before assisting further, I would like to ask you few questions related to the query.
Have you set the Region & language settings to your exact location?
What happens when you search for Armenia using Map app?
Method 1: Run the apps troubleshooter included within Windows OS manually by following the steps below and check if the issue persist.
In many cases, the Windows Store will automatically notify you if there’s a problem with an app and try to fix the problem. If you continue experiencing problems with an app, this tool can automatically identify and fix some problems with apps and the Store.
Step 1: Type troubleshooting
in the search box next to Start iconand select the top most search result.
Step 2: Click on View All
from the left hand screen panel.
Step 3: Select Windows Store apps,
click on Advanced option and check
Apply repairs automatically option.
Step 4:Follow the on screen instructions.
Run the automatic App troubleshooter from the link below and check if the issue is resolved:
To download offline map of a country we have to go to System-Offline maps-Download map, and than we have to choose the country name from the list of continents ... But Armenia is not listed in any of these continents
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