Before we preview or make a presentation with slides, we should set up the slideshow in advance. So, how are we going to set it? Take these slides as an example. We first need to click the Slide Show tab at the top and then click the Set Up Show drop-down button. Here, we can set the slideshow as Manual or Auto.If we want to customize the slideshow settings, click the Set Up Show button. In the popup Set Up Show dialog box, we can also set the show type, multiple monitors, etc... In Sh....

When giving a speech, we often need background music to set off the atmosphere. So how do we insert audio when making slides? Take this slide as an example, click the Insert tab above, and then click Audio. Here we can see Insert Audio, Link to Sound, Background Music and Link Background Music these four options. The difference between Audio and Background Music is that when we choose the Audio option, we can only hear the music when we play the slideshow where the music is inserted. B....

As we all know, we can protect the sheet by setting a password. So, can we divide this table into several ranges and set up separate passwords for each range? The answer is yes. Take this table as an example. This is a student grade table, and we need to set different passwords for each of the three ranges in the table so that the three ranges do not affect each other. Next, I will show you how to do that.Click the Review tab and the Allow Users to Edit Ranges button, and click New. In....

What can we do if we want to set the header and footer in odd and even pages respectively? Take this article as an example. Double-click the header of the home page, and click the Header and Footer Options in the Header/Footer tab, then you will see a pop-up dialog box. l Page different settings 1.Check Different first page in the Page different settings to set the header and footer of the first page separately. 2.Check Different odd and even pages to set the header and footer of odd....

Do you know how to better protect the important PDF files? Today I will teach you to use the PDF encryption feature that can greatly enhance the security of documents. · 1. Set the open passwordIf you don't want others to view the contents of the PDF file at will, click the Protect tab and click Encrypt. In the pop-up dialog, check Set the open password. After setting the password, click Confirm.The next time we open this PDF file, we need to enter the correct password to view the ....