To answer your first concern, you can check the following if you're unable to find your bank:
Verify the spelling.
Use very specific names to search for your bank. If you still can't find anything, try broader names like "Citi."
Enter your bank's URL into the search.
Search for the name of the issuing bank, meaning the bank that issued your bank card. You can find the issuing bank's name on the back of your card."Chase," "HSBC," or "Bank of America" should work, but "Visa" may be too generic.
If the same thing happens, try other listed versions of your bank's name. Here's how: