Upload an Excel file

Accepted File Types 

You can upload files in the following formats: .xlsx, .csv, .txt

Video on how to create a contact list and importing your file

Make sure that the column with the phone numbers has no plus symbol (+) and is in format "Plain text"

To export, go to File > Download > .CSV or .XLSX



Possible errors

Make sure that your columns DON'T have any blank spaces between the numbers, like this:

If this is the case, you can remove all the spaces with a simple formula:

=substitute(a1," ","")

1. Go to the case next to the number you wish to modify (See picture above)
2. Insert the code. Keep in mind that the a1 in the code corresponds to the case I'm modifying.
3. It will then look something like this:
4. Apply the same formula to all the numbers by dragging the case.
5. After, please copy all the number and paste as values only (ctrl+shift+V).
6. Delete the formula column, in this case the B.