Please download the below :
2007 Office System Driver: Data Connectivity Components
In case the below link breaks, search in Microsoft blog for the above driver.
This register the OLEDB 12.0 which is required for *.accdb database .
ASampleDatabase.accdb (Left) , UiPath message Box Output (right)
Attached Sample Database + WorkFlow
UpdateAccessDB.xaml (7.5 KB)
Access DataBase.zip (90.7 KB)