To disable item allocation in Tally ERP 9, follow these steps:
- Open Tally ERP 9.
- Go to Gateway of Tally.
- Click on Display.
- Select Day Book.
- Locate the desired invoice or voucher in the Tally.spl file.
- Press F12.
- Select Configure.
- Uncheck the box next to Use Common ledger for item Allocation.
- Click on Accept.