(7) You want to adjust the volume of each audio input and output, click the “Advanced” button in the “Device Volume” area, and adjust it in the pop-up “Volume Control” dialog box (Figure 10). Here is a list of volume control functions from the overall volume to a single input and output such as a CD player or PC speaker. You can also turn off the corresponding single volume by selecting "Mute". [[The No.10 Picture.]] Figure 1 (8) After clicking the "Advanced" button in the "Speaker Settings" area of the "Volume" tab, the "Advanced Audio Properties" dialog box pops up (Figure 11 You can set the speaker mode closest to your hardware configuration for your multimedia system. [[The No.11 Picture.]] Figure 2 (9) In the "Advanced Audio Properties" dialog box, select the "Performance" tab (Figure 12), which provides audio playback and its hardware acceleration and sample rate conversion quality. Adjustment function. It should be noted that not all options are as high as possible, you need to set according to your own hardware, and better quality usually means higher resource occupancy. [[The No.12 Picture.]] Figure 3 After setting, click the "OK" button to save the settings. 2. Setting the audio properties In the Sound and Audio Device Properties dialog box, click the Audio tab to open the Single Frequency tab (Figure 13). In this tab, you can see the default devices related to Sound Play, Recording, and MIDI Music Playback. When you have more than one audio device installed on your computer, you can choose the app's default device here, and you can also adjust its volume and make advanced settings. Figure 13 The steps for audio settings are as follows: (1) In the “Sound Play” option group, select the preferred device for sound playback from the “Default Device” drop-down list, generally using the system default device. (2) If the user wants to adjust the volume of the sound playback, he can click the “Volume Control” window, in which the volume control slider can be dragged up and down to adjust the volume. (3) In this window, the user can set the volume for different devices. For example, when the user plays the CD, adjusting the volume control slider in the "CD Audio" option group can change the volume of the playing CD; when the user plays files such as MP3 and WAV, the user can also perform the "Volume Control" window. Settings for balance and mute of the left and right channels. (4) If the user wants to select a speaker or set the playback performance of the system, you can click the "Advanced" button in the "Sound Play" option group to open the "Advanced Audio Properties" dialog box as shown in Figure 12, in "Speaker" and " The Performance tab allows you to set the speaker mode closest to your hardware configuration for your multimedia system and adjust the hardware acceleration and sample rate conversion quality for audio playback. (5) In the Recordings option group, you can select the recording default device from the Default Device drop-down list. Click the Volume button to open the Recording Control dialog window (Figure 14). In this window, the user can change the balance state of the left and right channels of the recording and the volume of the recording. Figure 14 (6) In the “MIDI Music Playback” option group, select the MIDI music playback default device from the “Default Device” drop-down list. Click the Volume button to open the Volume Control window to adjust the volume. (7) If the user is working with the default device, enable the "Use only default device" checkbox. Once setup is complete, click the "Apply" button to save your settings. 3. Setting the voice effect The user should set the voice attribute before inputting and outputting the voice. In the Sounds and Audio Devices Properties dialog box, click the Voices tab to open the Voices tab (Figure 15). In this tab, the user can not only select the default device for “sound play” and “recording”, but also adjust the volume and voice test. Figure 15 (1) In the “Sound Play” option group, select the device for sound playback from the “Default Device” drop-down list, click the “Volume” button to open the “Volume Control” window to adjust the volume of the sound playback. To set the advanced audio properties for sound playback, click the Advanced button to complete the setup. (2) In the "Recording" option group, select the default device for voice capture from the "Default device" drop-down list, click the "Volume" button, open the "Recording Control" window to adjust the volume of the voice capture. To set advanced properties for speech capture, click the Advanced button to complete the setup. (3) Click the “Test Hardware” button to open the “Sound Hardware Test Wizard” dialog (Figure 16), which tests whether the selected sound hardware can play sounds and registration voices simultaneously. Note: To ensure the accuracy of the test, all programs that use the microphone, such as speech dictation or voice communication programs, must be turned off before testing. Figure 16 (4) Click the “Next” button, the wizard starts testing the sound hardware and displays the progress of the test. (5) After the test is completed, open the “Completing the Sound Hardware Test Wizard” dialog box to announce the user test result, and click the “Finish” button to close the dialog box. (6) After setting, click the “OK” button to save the settings. 4. View multimedia hardware In the Sounds and Audio Devices Properties dialog box, click the Hardware tab to open the Hardware tab (Figure 17). In the Devices list box, users can view the multimedia devices installed in the system. Select a device in the list box and click the Properties button to open the properties dialog for that device. Figure 17 At this point, the multimedia settings for Windows XP are complete. Now you can enjoy the happiness that multimedia brings to you.