Canon PIXMA TS302 Online Manual page 26

8. Click the folder (I) with photos you want to print.
9. Click the photos (J) you want to print.
For Windows:
To select two or more photos at a time, click photos while pressing the Ctrl key.
For macOS:
To select two or more photos at a time, click photos while pressing the command key.
10. Click Print (K).
11. Specify the number of copies, etc.
For Windows:
Specify the number of copies, your printer name, media type, etc.
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