84,488,480 programs installed

Should I remove HP Quick Launch Buttons H2?

What percent of users and experts removed it?
3% remove it97% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #4,222
United States Rank #2,615
Reach 0.1265%
Lifespan of installation (until removal)
< 9.90 days
292.17 days >
Average installed length: 153.52 days


6.40 H2 100.00%

Other programs by Hewlett-Packard

HP Quick Launch Buttons 6.40 H2

What is HP Quick Launch Buttons H2?

This program contains software that enables customers to program the Quick Launch Buttons on the keyboard and the external Easy Access Buttons Keyboard for the supported notebook models and operating systems. This application enables menu control of various buttons such as volume, internal/external display, and mute on/off.

About  (from Hewlett-Packard)

Some HP notebook PCs come with Quick Launch buttons. Quick Launch buttons enable you to quickly access the programs that you use most frequently. For example, if you frequently travel for your job to give presentations, you could program the Presentation button to always open a presentation that you frequently useā€”all ...  Read more


It is bundled and preinstalled with various Hewlett-Packard computers. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The main program executable is qlbctrl.exe. The software installer includes 56 files and is usually about 18.35 MB (19,238,308 bytes).

This program is pre-installed on the PC

Such software is installed by the manufacture when delivering the PC to the end user. Some pre-installed programs are considered bloatware as they are simply limited function trials, while others are required for proper PC operation.

Program detailsProgram details

URL: www.hp.com
Installation folder: C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons
Uninstaller: C:\Program Files\InstallShield Installation Information\{34D2AB40-150D-475D-AE32-BD23FB5EE355}\setup.exe -runfromtemp -l0x0009 uninst
Estimated size: 18.35 MB
Language: English

Program filesFiles installed by HP Quick Launch Buttons 6.40 H2

Program executable:qlbctrl.exe
Name:HP Quick Launch Buttons
Quick Launch Buttons
Signed by:Hewlett-Packard Company
Path:C:\Program Files\hewlett-packard\hp quick launch buttons\qlbctrl.exe
This contains the software that enables the Quick Launch Buttons on the keyboard and the external Easy Access Buttons Keyboard to be programmed for the supported notebook models and operating systems. This application enables menu control...
Additional files:
  • applun64.exe - HP Quick Launch Buttons (64 bit launch for presentation)
  • BezlACTN.dll - Bezel Action Functions
  • btnactn.exe - BTN ACTN
  • callnv32.exe - Calling display switch files
  • callnv64.exe
  • Com4QLBEx.exe - Com for QLB application
  • DispActn.dll - Display related action
  • FnKyACTN.dll - Fn Key actions
  • GetBiosData.dll - Get BIOS information
  • GetPresTile.exe - Tile Synchronization
  • HidActn.dll - HID Action
  • hiddata.exe - HID DATA
  • HookDll3.dll - Keyboard Hook
  • hpqExec.dll - Action Dll
  • hpqLockSoftKey.exe - Handles Key in softkeytformat
  • hpSysInfo.exe - SyInfo
  • InDual.exe - Dual display
  • Launch64.exe - 64 Volume launch
  • MonDisp.exe - monitor display resolution change
  • PushHid.dll - push hid packets
  • qlbDisp.dll - qlbDisp Module
  • QLBMedia.exe - QLB Media Menu
  • QlbOv.exe - Control Panel
  • qlbPres.exe - Presentation Action
  • QlbPresOV.exe
  • qlbW7Disp.exe - Display
  • QpDetect64.exe - 64 bit application to detect ATI
  • RegisterWithQLB.dll - Register with QLB
  • RollBackDr.exe - Driver RollBack
  • RollBackDr64.exe
  • VolCtrl.exe - Volume related element
  • WMIrep.exe - Repair WMI Service
  • MCSVActn.dll - HP Quick Lauch Buttons (Action DLL that handles mode change in Tablet systems)
  • QMActn.dll - Action DLL that handles QMenu actions.
  • QMenu.exe - Q Menu executable
  • QMenuOV.exe
  • AddDriver.exe - Quick Launch Buttons (Add Driver)
  • AddDriver64.exe
  • DspSwtch.exe - DspSwtch Application (Display Swtch Application)
  • hpqactn.dll - hpqql Dynamic Link Library
  • hpqlbVer.exe - hpqlbVer Application
  • Kill Process.exe - HP Info Center (File to stop some files)
  • launchAP.exe - AP Launcher
  • QLBSERVICE.dll - QLB (QLB Database Handler)

Program behaviorsBehaviors exhibited

Scheduled Task
  • launchAP.exe is scheduled as a task with the class '{2941C0E8-9FA4-4717-8F72-4EA95F05BFE0}' (runs on registration).
  • Com4QLBEx.exe runs as a service named 'Com4QLBEx' (Com4QLBEx).
Startup File (All Users Run)
  • QLBCTRL.exe is loaded in the all users (HKLM) registry as a startup file name 'QlbCtrl' which loads as %ProgramFiles(x86)%\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start.

Program resource utilizationResource utilization averages

Memory:4.46 MB
21.09 MB average
Total CPU:0.0106683147%
0.031193% average
Kernel CPU:0.00800839%
0.016088% average
User CPU:0.00265993%
0.015104% average
Memory:1.83 MB
Total CPU:0.0033788088%
Kernel CPU:0.00203880%
User CPU:0.00134001%
CPU cycles/sec:635
I/O reads/min:21 Bytes

How do I remove HP Quick Launch Buttons H2?

You can uninstall HP Quick Launch Buttons H2 from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program HP Quick Launch Buttons 6.40 H2, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove HP Quick Launch Buttons H2.

Win Vista (SP2) 74%
Win 7 0%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 3%
Keep it 97%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows Vista 83.55%
Windows 7 13.09%
Windows XP 2.00%
Windows 10 1.36%
Which OS releases does it run on?
Windows Vista Home Premiu... 63.74%
Windows Vista Home Basic 18.67%
Windows 7 Home Premium 8.33%
Windows 7 Ultimate 3.66%
Microsoft Windows XP 2.01%
Windows 7 Professional 0.80%

Distribution by countryGeography

74.19% of installs come from the United States
Which countries install it?
  United States 74.19%
  United Kingdom 4.42%
  Canada 3.24%
  Italy 2.91%
  France 1.70%
  Germany 1.59%
  Netherlands 0.93%
  Australia 0.82%
  Spain 0.80%
  Brazil 0.58%
  India 0.47%
  Belgium 0.38%
  Sweden 0.38%
  Greece 0.33%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 98.55%
ASUS 0.44%
Dell 0.40%
Acer 0.28%
Lenovo 0.08%
Samsung 0.08%
Toshiba 0.04%
Sahara 0.04%
Alienware 0.04%
Common models
Hewlett-Packard Compaq Pr... 32.02%
HP G60 Notebook PC 25.54%
HP Pavilion dv7 Notebook ... 7.52%
HP Pavilion dv5 Notebook ... 6.86%
HP G70 Notebook PC 4.55%
HP Pavilion dv6 Notebook ... 3.84%

About Hewlett-Packard

HP provides products, software solutions and services to consumers, from enterprises to consumers including customers in the government, health and education sectors.
Publisher URL: www.hp.com


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