84,488,480 programs installed

Should I remove HP Quick Launch Buttons D1?

What percent of users and experts removed it?
9% remove it91% keep it
Overall Sentiment
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How common is it?
Global Rank #13,166
United States Rank #12,399
Reach 0.0234%


6.40 D1 100.00%

Other programs by Hewlett-Packard

HP Quick Launch Buttons 6.40 D1

What is HP Quick Launch Buttons D1?

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 46 files and is usually about 16.99 MB (17,810,198 bytes).

HP Quick Launch Buttons 6.40 D1 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: 16.99 MB
Language: English

Program filesFiles installed by HP Quick Launch Buttons 6.40 D1

Program executable:qlbctrl.exe
Name:HP Quick Launch Buttons
QLB Controller
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
  • 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
  • hpqExec.dll - Action Dll
  • 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
  • QlbOv.exe - Control Panel
  • qlbPres.exe - Presentation Action
  • QlbPresOV.exe
  • QpDetect64.exe - 64 bit application to detect ATI
  • 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
  • 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.exe' which loads as C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start.

Program resource utilizationResource utilization averages

Memory:4.09 MB
21.09 MB average
Total CPU:0.0083161484%
0.031193% average
Kernel CPU:0.00655050%
0.016088% average
User CPU:0.00176564%
0.015104% average
CPU cycles/sec:177
8,062,084 average
I/O reads/min:0 Bytes
435.61 KB average
Memory:3.08 MB
Total CPU:0.0004677869%
Kernel CPU:0.00029425%
User CPU:0.00017353%
CPU cycles/sec:99
I/O reads/min:3 Bytes
I/O writes/min:0 Bytes

How do I remove HP Quick Launch Buttons D1?

You can uninstall HP Quick Launch Buttons D1 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 D1, 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 D1.

Win Vista (SP2) 82%
Win XP 0%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 9%
Keep it 91%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows Vista 94.58%
Windows 7 4.34%
Windows XP 0.65%
Windows 10 0.43%
Which OS releases does it run on?
Windows Vista Home Premiu... 92.84%
Windows 7 Home Premium 3.04%
Windows 7 Ultimate 1.30%
Windows Vista Ultimate 0.87%
Microsoft Windows XP 0.65%
Windows Vista Home Basic 0.65%

Distribution by countryGeography

43.97% of installs come from the United States
Which countries install it?
  United States 43.97%
  France 10.82%
  Italy 9.57%
  Germany 4.43%
  Spain 2.84%
  Australia 2.48%
  Canada 2.30%
  Greece 1.77%
  Belgium 1.60%
  Switzerland 1.42%
  Netherlands 1.42%
  Hungary 1.24%
  Portugal 1.24%
  India 1.06%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 99.13%
ASUS 0.65%
Dell 0.22%
Common models
HP Pavilion dv5 Notebook ... 63.86%
HP Pavilion dv7 Notebook ... 28.60%
HP Pavilion tx2500 Notebo... 3.55%
Hewlett-Packard SLIC-MPC 1.55%
Hewlett-Packard Compaq Pr... 0.67%
HP Pavilion dv5 Notebook ... 0.44%

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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