It's been helpful and definitely saved me time and probably a few dollars. I've used it on Ford, Chevrolet, Honda and probably a few others. With that out of the way I'll say that my Memoscan has been pretty good. You can now quit the program and disconnect your U581. When the update is complete your U581 will restart (beep). If you have the wrong COM# selected the connection will fail.ġ8. If you do not press the On button when the program is searching the connection will fail. You must now press the On (Power) button on your U581. With your U581 OFF, but connected to your computer press the 'Update' button, 'We are connecting.' will be displayed.

There is no response from the program letting you know it worked, just continue with the next step.ġ7. In the Open File window go to your desktop, find the 'U581.ENGLISH' folder and open it. Select the COM (mine was COM8) from the drop down menu.ġ6. Now you can open 'uif_isp.exe' in the 'U581.ENGLISH' folder'.ġ5. The COM# will change depending on which USB port you are connected to.ġ4. You should see your device, mine was called 'Prolific USB-to-Serial Comm Port (COM8)'. In Device Manager find 'Ports (COM & LPT)' and click the + button. To do this in Windows XP click Start, Control Panel, System, Hardware, Device Manager.ġ3. You now need to open your 'Device Manager' to determine which COM your U581 is currently using. I used a TRENDnet USB to Serial Converter TU-S9 (Blue).ġ2. Run 'REGMSCOMM.exe' and press OK when complete.ġ1. Open the 'U581.ENGLISH' folder and find 'REGMSCOMM.exe'ġ0. After the install click the OK button and close the setup program.ĩ. Open the 'U Serial.' folder and open the CH341SER.EXE file.ħ. rar files you'll need to download and install WinRAR (Ħ. Find 'U Serial memo scanne usb driver' and save it to your desktop.ĥ. Find 'U581.ENGLISH' and save it to your desktop.Ĥ. Go to the 'Downloading' section and download the following 2 files.ģ. Go to memoscan.cn (if the link gets remove just google search for 'memoscan', it will be the. Keep in mind that the name of the websites, files, folders, etc. Instructions.in English :-)Īt this time you can only update your Memoscan U581 using a Windows XP machine. U581 Software Update Memoscan U581 Software Update Download How to update your Memoscan U581.

Memoscan u581 update software download