How to uninstall MassLynx - WKB6207
Article number: 6207
OBJECTIVE or GOAL
Uninstall MassLynx.
ENVIRONMENT
- MassLynx
PROCEDURE
- Log in to the computer with local administrative privileges.
- Make a copy of the StopACQUITYProcesses.cmd on the desktop (not a link/shortcut). C:\ProgramFiles(x86)\Waters Instruments\Bin
- Backup Target Registry or load system settings to the EPC.
- Make note of the MassLynx application managers loaded on current version (keydisks).
- Remove the instrument control software (ICS/ICOPS/drivers) using the Set up Instrument through Inlet Method in MassLynx.
(Alternatively, from the Control Panel > Add/Remove Programs) - Backup data or rename C:\MassLynx folder (example: C:\MassLynx_backup)
- Uninstall MassLynx. If any SCN updates are installed, uninstall these first before uninstalling the MassLynx base software from the Control Panel (Add/Remove Programs).
- Run theStopACQUITYProcesses.cmd on the desktop.
- Delete the folder C:\Program Files (x86)\Waters Instruments.
-If there is an error when deleting, there are processes running in the background.
-Open Task Manager > Processes tab. Look for any processes that are called "acquityxxx", "inle~xxx", "wdhcpxxx", or "ICScompanion". Stop the processes.
-Delete the Waters Instrument folder after the processes have stopped. - Look for any other folders in C:\Program Files (x86) that have "Waters", "ACQUITY", or "Micromass" in their name and delete them.
- Clear registry folders. Click on Start/Run and type "regedit" to go to the registry key.
Click HKEY_LOCAL_MACHINE\SOFTWARE\Waters, right-click, and delete the Waters folder. - In the HKEY_LOCAL_MACHINE\SOFTWARE folder, check to see if there are any folders with the words "Micromass" or "Micromass Backlynx". If so, delete these folders.
- In HKEY_LOCAL_MACHINE\(
SYSTEM)SOFTWARE\ wow6432node\ delete "Instrument", "Micromass", and "Waters" folders.
*If OS is Win 7, the pathway is HKEY_LOCAL_MACHINE\SOFTWARE\ wow6432node\ - Reboot the PC to ensure that all processes are closed/reset.
- Reinstall MassLynx using setup.exe (right click and "run as administrator"), load ICOPs, and reconfigure inlet (LC module, Autosampler bed layout etc.)
ADDITIONAL INFORMATION
When reinstalling MassLynx, ensure that:
-No active antivirus software is running
-Windows Defender and Windows Firewall services are stopped and disabled
-User Account Control is set to never notify
-Local Security Policy has disabled the "Admin Mode". WKB239714
id6207, MLYNX, MLYNXV41, SUPMM