Try doing this:
Step 1: Start Registry Editor
loadTOCNode(3, 'resolution');
Click Start, click Run, type regedit, and then click OK. Registry Editor starts.
Step 2: Delete the UpperFilters registry entry
loadTOCNode(3, 'resolution');
1.
In Registry Editor, expand My Computer, and then expand HKEY_LOCAL_MACHINE.
2.
Expand SYSTEM, and then expand CurrentControlSet.
3.
Expand Control, and then expand Class.
4.
Under Class, click {4D36E965-E325-11CE-BFC1-08002BE10318}.
5.
In the right pane (topic area), click UpperFilters.
Note An UpperFilters.bak registry entry may also appear. To delete the UpperFilters registry entry, you must click UpperFilters and not UpperFilters.bak.
6.
On the Edit menu, click Delete.
7.
When you receive the following message, click Yes to confirm the deletion of the UpperFilters registry entry:
Are you sure you want to delete this value?The UpperFilters registry entry is removed from the {4D36E965-E325-11CE-BFC1-08002BE10318} registry subkey.
Note Do not exit Registry Editor. You must have this program for the next step.
Step 3: Delete the LowerFilters registry entry
loadTOCNode(3, 'resolution');
1.
In Registry Editor, expand My Computer, and then expand HKEY_LOCAL_MACHINE.
2.
Expand SYSTEM, and then expand CurrentControlSet.
3.
Expand Control, and then expand Class.
4.
Under Class, click {4D36E965-E325-11CE-BFC1-08002BE10318}.
5.
In the right pane (topic area), click LowerFilters.
Note An LowerFilters.bak registry entry may also appear. To delete the LowerFilters registry entry, you must click LowerFilters and not LowerFilters.bak.
6.
On the Edit menu, click Delete.
7.
When you receive the following message, click Yes to confirm the deletion of the LowerFilters registry entry:
Are you sure you want to delete this value?The LowerFilters registry entry is removed from the {4D36E965-E325-11CE-BFC1-08002BE10318} registry subkey.
8.
Exit Registry Editor.
if after deleting the upper/lower filter it still doesnt work try to download the driver for the device and install it.
inform me what happens
francis
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