How to compress the capacity of a presentation

The author has made 64 digital photos into a presentation album, found that its capacity of 49MB, mobile and demo are very inconvenient, can you compress it?

　　Workaround: start the PPT2002, open the album document, to execute the file → Save As command, open the Save As dialog box, press the Tools button at the top right of the dialog box, and then in the Drop-down menu that pops up, select the Compress Pictures option to open the Compress Picture dialog box (Figure 10).　　Select the web/screen option (other options by default, see Figure 10), and then press the OK button to return, and then name the save. After the above compression, the author of that 49MB album, the final capacity of only 4.5MB, compressed more than 90% yo!