Solve the unclear method of win7 system preview window

1, first open the run window (win + r key), enter "ldedit", press the Enter key to confirm, as shown:

2, in the Registry Editor window, in turn Expand “HKEY_CURRENT_USER--Software--Microsoft--Windows--CurrentVersion--Explorer--Taskband”, create a new DWORD (32-bit) value in the space on the right, and name it "MinThumbSizePx"; Shown:

3. Right-click the newly created key, click Modify, set the base to “ld”; decimal, enter the value of 450, and then click the “OK” button, as shown:

4, at this time we can return to the desktop in the taskbar, right-click to call the task manager, in the process will end the explorer.exe process, and then click “ file — & mdash; new task & rdquo; reload the explorer .exe can be, as shown:

5, so we solve the problem of unclear win7 preview window through the preview window settings, friends in need may wish to give it a try.