XPROG-M is a kind of ECU programmer tool which can be supported on BMW ECU Cas4 with software version V5.74, there are some using suggestions and FAQ about XPROG-M V5.74 may help you.
Free download for V5.74 (not tested by professionals):
XPROG-M V5.74 Free Download (work 100%)
1. You can’t update the version to V5.70 with newest dongle.
2. You should close all computer anti-virus software to avert Xprog-M be killed.
3. The hardware may be damaged if the internet is connecting.
4. Xprog-M box is not compatible with other version software that you’d better uninstall other version Xprog-M box software before install, if not the hardware may be damaged.
5. Hardware may be damaged if you try to update it online.
Q: Can it work in Win7?
A: Both Windows XP and Windows 7 can work.
Q: How to read 8 foot chip?
A: chip can be read with free clip adapter.
Q: Can it decrypt BMW CAS4?
Q: What’s the new authorization in V5.74?
A: Add AUTH-0025 Authorized 13/3/2016