Eddy
4
dpf is short for Downloaded Program File. Removing these entries is just to clean up the registry. It won’t change anything else.
About msn, read what it says just above that:
THE FOLLOWING ITEMS ARE NOT NEEDED FOR THE SYSTEM TO WORK PROPERLY. WE RECOMMEND THEM TO BE REMOVED FROM STARTUP :
slserv.exe is installed alongside Smartlink communication products and offers additional support to the modem service. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.