If you're using an older version of QBDT and opt to continue using it, you'll need to have an IE installed on your computer for the system to run. With this, I'd recommend consulting an IT expert to do so.
If you're using an older version of QBDT and opt to continue using it, you'll need to have an IE installed on your computer for the system to run. With this, I'd recommend consulting an IT expert to do so.