Utilize the importer tool
https://transactionpro.grsm.io/qbo
https://partners.saasant.com/affiliate/idevaffiliate.php?id=5051_2
The template to be imported should be like this
| TxnDate | Name | Time | StartTime | EndTime | Description | BillableStatus | Customer | ServiceItem | HourlyRate | Taxable | Class | Location |
| 01/10/2020 | Mike's Traders | 5 | | | Sample Time Activity using hours and decimal | | Janice Johnson | Hours | | | | |
| 01/10/2020 | Eagle Outfitters | 4.5 | | | Sample Time Activity using hours only | | Janice Johnson | Hours | | | | |
| 01/10/2020 | Mary Smith | 0.5 | | | Sample Time Activity using hours and minutes | Billable | Janice Johnson | ENG Svs:120 | 75 | FALSE | | |
