Win7 system to the desktop for a long time to display the icon what to do
1, press Win+r key, open run, enter regedit, click OK;
2, in the Open Registry Editor window, expand to Hkey_local_machine/software/microsoft/windows/currentversion/explorer, on the right to see if there is "Max Cached Icons value, if not, create a new string value named "Max Cached Icons";
3, double hit Open Max Cached Icons, the data value modified to "8192", click OK and restart the computer.
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