How to change ppt to unmodifiable pdf

In general, in order to prevent other software from tampering with the document, it is necessary to convert the document into a picture format and then synthesize it into a pdf.

1. You need to install Adobe Reader XI software and Foxit Reader before doing the following operations. The icon is shown in Figure 1.

figure 1

 

1. Open the ppt file, file-print-name-Foxit Reader Pdf Printer-OK. as shown in picture 2.

figure 1

1. At this time, the ppt is converted into pdf format after printing once, but the text can still be selected. As shown in Figure 3.

image 3

1. Open the pdf file output in step 3.
2. Open: File-Print-Printer: Foxit Reader Pdf Printer, Orientation: Landscape, Number of pages printed per sheet: 1 times 1. As shown in Figure 4.

Figure 4

1. Click in Figure 4: Advanced-check to print as an image-OK. As shown in Figure 5.

 

 

Figure 5

1. Click-print. You can succeed.
2. The final result is shown in Figure 6.

Figure 6

Hope this method can help friends in need.