You can not reset the date range, that is determined by the connection type and the bank itself. You can, however, download an excel spreadsheet of the transactions you are missing, save to your computer and go to the cog and import data>bank data and browse to that file and import it.
It may require a bit of mapping, more information on that can be found here.
Any questions just reply back to this post
Need QuickBooks guidance?
Log in to access expert advice and community support instantly.