tphksvc.exe
On Screen Display by Lenovo(Japan)Ltd. (Signed)
Overview
tphksvc.exe has 7 known versions, the most recent one is 2.31. It is started as a Windows Service called 'On Screen Display' with the name 'SYSTEM\CurrentControlSet\Services\TPHKSVC'. In addition, it is run under the context of the SYSTEM account with extensive privileges (the administrator accounts have the same privileges). The average file size is about 79.72 KB. It is an authenticode code-signed executable issued to Lenovo(Japan)Ltd. by the certification authority VeriSign. Some variations of the file have been seen to be installed with the program On Screen Display from Lenovo. During the process's lifecycle, the typical CPU resource utilization is about 0.0003% including both foreground and background operations, the average private memory consumption is about 2.09 MB with the maximum memory reaching around 3.73 MB. Addionally, typically read and write I/O disk operations is about 385 Bytes per minute for reads and 2 Bytes per minute for writes.
What is tphksvc.exe?
On screen display Fn+Fx handler for On Screen Display utility for Windows displays the result of using of ThinkPad function keys on the desktop screen. This program also provides some enhancements of ThinkPad function keys. Previously, the On Screen Display program was installed during the installation of the ThinkPad Configuration Utility.
About tphksvc.exe (from Lenovo(Japan)Ltd.)
“Previously, the On Screen Display program was installed during the installation of the ThinkPad Configuration Utility. Starting with the latest versions of the ThinkPad Configuration Utility programs,”
Details |
File name: | tphksvc.exe |
Publisher: | Lenovo Group Limited |
Product name: | On Screen Display |
Description: | On screen display Fn+Fx handler |
Typical file path: | C:\Program Files\lenovo\hotkey\tphksvc.exe |
Certificate |
Issued to: | Lenovo(Japan)Ltd. |
Authority (CA): | VeriSign |
Effective date: | Tuesday, October 5, 2010 |
Expiration date: | Thursday, October 6, 2011 |
Windows Service |
Service name: | SYSTEM\CurrentControlSet\Services\TPHKSVC |
Display name: | On Screen Display |
Programs installed in
(Note, the programs listed below are for all versions of On Screen Display.)
“This program displays the result of using of ThinkPad function keys on the desktop screen. This program also provides some enhancements of ThinkPad function keys. Previously, the On Screen Display pro...”
Behaviors
(Note, the behaviors below are for all versions of tphksvc.exe, select a unique version for details.)
Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
- 'TPHKSVC' (On Screen Display)
All file variations of tphksvc.exe
Distribution by Windows OS
OS version | distribution |
Windows 7 Professional |
33.33% |
|
Microsoft Windows XP |
25.00% |
|
Windows 7 Enterprise |
16.67% |
|
Windows 7 Ultimate |
16.67% |
|
Windows Vista Business |
8.33% |
|
Distribution by country
United States installs about 33.33% of On Screen Display.