pchshell.dll is a module associated with Microsoft庐 Windows庐 Operating System from Microsoft Corporation.

pchsvc.dll is a process associated with Microsoft PCHealth Service Holder from Microsoft Corporation.

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pcmm.exe is a process which belongs to the PC MightyMax diagnostics tool. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

pcmservice.exe is a part of the Dell media experience software. This is a multimedia product, and program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.

pcre.dll is a library which uses similar syntax and functions to Perl.

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pcs_00??.exe is a process belonging to an advertising program by PacerD. This process monitors your browsing habits and distributes the data back to the author's servers for analysis. This also prompts advertising popups. This process is a security risk and should be removed from your system.

pcscan.exe is a part of the Trend Micro PC-cillin Antivirus application which allows command-line based scanning of your computer for malicious programs. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

pcsvc.dll is a module belonging to an advertising program by DelFin. This module monitors your browsing habits and distributes the data back to the author's servers for analysis. This also prompts advertising popups. This process is a security risk and should be removed from your system.

pcsync.exe is a process which belongs to the Nokia PC Suite which synchronizes your phone with your PC. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

pcsync2.exe is a process which belongs to the Nokia PC Suite which synchronizes your phone with your PC. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

pctptt.exe is a diagnostic tool for PCTEL modems. This is a non-essential process. Disabling or enabling it is down to user preference.

pctspk.exe is a process installed alongside PCTEL Communications hardware and provides additional configuration options for these devices. This program is a non-essential process, but should not be terminated unless suspected to be causing problems.

pctvoice.exe is a process associated with the Background task installed PCTEL Modem. This process should not be removed to ensure that the modem works properly.

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