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Turn from:https://appuals.com/how-to-fix-failed-to-play-test-tone-error-on-windows-7-8-and-10/https://www.drivereasy.com/knowledge/solved-failed-to-play-test-tone/I just restart the Windows Audit service.Recommended:click here to fix Windows errors and optimize system perfor

In Windows 7/8/8.1, the EFI boot item is accidentally deleted, and the solution (USB flash disk + original image) cannot be started, 8.1efi Today, I deleted the startup Item for Windows 7, because it is a GPT partition and EFI-guided, and it is not as easy to solve as MBR.

1. The maximum image resolution supported in Windows Phone is 2000*2000. 2. webbrowser in Windows Phone does not support opening a new window(Tips can be used to enable it to open a new window) 3. In Windows Phone, the application bar is neither a Silverlight control nor a uielement object. 4. In

Windows 8/8. 1 black screen before the welcome and login interface and long wait time login false dead solution, windows8.1 This problem occurs on both the laptop and the company's computer, and has nothing to do with sleep. Even if the company did not care about HDD, and the laptop SSD was black, it was incredibl

Hands-on experiment Experiment 7: Magnetic stickers and Notices September 2012 Brief introduction Magnets are an important element in the application of the user experience in the Windows application store. When an application is installed, its tiles will be created at the Windows 8 Start screen. The tile (called t

today, the hand of the Windows 7 to delete the startup item , because it is GPT partition,EFI boot, It 's not as easy to solve as MBR .Think about reloading the system is also troublesome, and just delete a startup item, there is no need to pay the timeThink about it, Windows that system repair seems to be able to save, and began to prepare props:The following it

Windows 7/8/8.1 hard disk installation method for ubuntu 14.04 dual system, ubuntu14.04 I. Software preparation 1. Download Ubuntu system image: http://www.ubuntu.com/download/desktop; Ubuntu 14.04.1 LTS 64bit is used here. LTS indicates Long Term Support, which is supported for a Long time. 2. Download and install Dis

Windows. UI. XAML. controls. primitives; using Windows. UI. XAML. data; using Windows. UI. XAML. input; using Windows. UI. XAML. media; using Windows. UI. XAML. navigation; // reference the following namespace using Windows. appl

First, reduce the Windows 7 system boot display time In the "Start Menu"-> "Run" in the input msconfig, in the pop-up window to switch to the boot tag, the lower right will show the start wait time, the default is 30 seconds, generally can be shortened some, such as 5 seconds, 10 seconds. Select the senior option ' Advanced options ... ' and then pop up another settings window and tick ' number of ' Proces

Windows 7 System 1, click " start "---" Control Panel "; 2, click " Add or delete user accounts "; 3, click the account that needs to clear the password. Note The account you are currently using, and you can clear the password for your account. If you need to clear the password for another account, the account you are

(1) Before activating Windows or office, you must advanced to Kmsauto Net's system interface, install Kms-host Service;(2) Then go back to Main, select active Windows or activate Office to perform Windows activation or office activation.Activating Offcie or VisioSelect the corresponding can.will be detected automatical

Many scenarios are using GetVersion, GetVersionEx these two APIs to query the operating system version number to determine the current operating system is the Windows family which, before the Win10, this method is the line of the pass, But after the appearance of Win10, this method is not allowed to judge Win10.Here is a way to read the registry, which has been verified to be feasible:[CPP]View PlainCopy Viewing the registry learn: HKEY_LOCAL_MACH

64-bit Windows 8/7 32-bit PLSQL connection 64-bit Oracle 11g, plsql11g64-bit Windows 8/7 32-bit PL/SQL connection 64-bit Oracle 11gNote: Oracle's oci. dll is 64-bit after installation, while 32-bit application PL/SQL Developer can

64-bit Windows 8/7 32-bit PLSQL connection 64-bit Oracle11g64-bit Windows 8/7 32-bit PL/SQL connection 64-bit Oracle 11gNote: Oracle's oci. dll is 64-bit after installation, while 32-bit application PL/SQL Developer cannot loadSol

does not have much to do and has certain limitations.Can do The program that runs Silverlight for Windows Phone.Run the xNa for Windows Phone program. Cannot do Without a phone simulator (cellar emulator), you cannot make or receive phone calls, nor send or receive text messages.Without a GPS simulator, you cannot automatically generate GPS simulation data.The simulation data of the accelerometer simu

Knowledge Point Analysis: The actual desktop debugging process, such as in the case of audio playback problems, you may want to use Windows with the "Troubleshooting" tool to troubleshoot problems, can play a multiplier effect. The hotline engineer is easier to implement when directing user actions. If you use the "Troubleshooting" diagnosis after the phenomenon remains, and then consider the normal troubleshooting ideas to deal with. Operation Ste

Many users buy a computer will first to understand some knowledge about the computer, but after a little time, always forget about the configuration of the computer, then how to solve this problem? In fact, on its own computer is the details of this configuration of Windows 7/8, now we take a look at it! 1, Win7 below

to do and has certain limitations.Can do The program that runs Silverlight for Windows Phone.Run the xNa for Windows Phone program. Cannot do Without a phone simulator (cellar emulator), you cannot make or receive phone calls, nor send or receive text messages.Without a GPS simulator, you cannot automatically generate GPS simulation data.The simulation data of the accelerometer simul

Windows Phone, Windows Phone emulator, Silverlight for Windows Phone, and XNA 4.0 Game Studio. Currently, Windows Phone development tool can only be installed on Windows 7 and Vista SP2, and also requires a video card to support

64 location Windows 8/7 based on system 32 location PL/SQL Coupling 64 locations Oracle 11gDescription: Oracle's Oci.dll after installation is 64-bit, while 32-bit application PL/SQL Developer cannot loadHow to SolveStep one: Download instant Client for Microsoft Windows (32-bit) package address: http://www.oracle.com/