The background music needs to be played continuously in the PowerPoint demonstration [Image]

The background music needs to be played continuously in the PowerPoint presentation [Picture]

How to Set continuous playing of background music in PowerPoint What if we need to play background music continuously in the PowerPoint presentation? First, complete all the slides. In the slides that require sound insertion, click "insert/film and sound/file sound" and select the desired audio file, when "do I need to play the sound automatically during a slide show?" Select "yes" in the dialog box ". Select the sound icon and click "slide show/Custom Animation". The "Custom Animation" Pane appears on the right of the slide. All objects in the slide are listed below the pane, select the sound object you just inserted, and select "effect OPTIONS…" from the right-click menu ...", In the "Play Sound" dialog box, select the third option in the "Stop playing" option, enter the sequence number of the slide to stop the sound in the box, and click "OK ". In this way, the specified audio file can be played continuously in several slides.   Play a video across multiple slides [group chart]     When you enter the next slide, you may want to continue playing the inserted film in the presentation. To this end, you must specify when to stop playing the video. Otherwise, the video stops playing when you click the mouse next time. Note: To execute the following process, you must have a playback effect. If you have inserted a video and select "when you click" when you receive the prompt, you can switch to "automatic" to add the playback effect. Switch from "when clicked" to "automatic" In the common view, click the video. On the "options" tab under "movie Tools", in the "video options" group, click "Auto" in the "play movies" list ". Continuous video playback across slides Note that this process only plays the entire video file once instead of repeatedly playing the video. In the "normal" view, click the film box on the slide. On the "options" tab under "movie Tools", in the "video options" group, click "cross-slide playback" in the "play movies" list ". On the animation tab, In the animation group, click Custom Animation ". In the Custom Animation task pane (task pane: window that provides frequently-used commands in office applications. It is suitable for location and small size. You can use these commands while processing files .) , Click the row that represents the video playback effect (a row with a triangle), click the arrow, and then click "effect options ". To play multiple slides consecutively, click "after" under "Stop playing" and set the total number of slides to be played by the file. Prompt if this value is set to 999 (maximum value) and the video is long enough, the video will be played continuously throughout the presentation; even if a slide is added or deleted in the presentation, you do not need to adjust this value.     Insert a video in the PPT, which is a self-made. MPG file. After insertion, a small black box is displayed on the PPT page. You can click it to play the video, and then click it to stop it. But I want to play the video in full screen mode. The left-click operation stops, and the right-click operation does not respond. How can I make it larger or play in full screen?   Copy the flash to be inserted to the same folder as your PowerPoint file and perform the following steps: I. open PowerPoint, find view-toolbar-control toolbox; 2. in the control toolbox, find other controls (in the bottom right corner), open Shockwave Flash object, and click 3. then draw the size on the slide (based on your needs to show the flash size) 4. right-click the envelop-like pattern, find the attribute, open it, select Custom, and click "Browse" on the right. Save and exit PowerPoint 6. open it again.