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  • When you can't open a downloaded PDF

JAC Members Update date: 2025/11/27 
Release date: November 29, 2024

When you can't open a downloaded PDF



If you cannot open a PDF file downloaded with the JAC Members app, try the following:

For iPhone users

1. Check the file you want to open

Tap the PDF file you want to open and make sure it says "JPEG Image" as shown in the picture on the right. If it says "JPEG Image", proceed to step 2.

Check the file you want to open

2. Tap the Share button

With the PDF file open, click the Share button on the bottom left.Share buttonTap

Tap the Share button

3. Tap "Print"

Tap "Print" from the menu that appears.

Tap "Print"

4. Tap "Print"

A pop-up will appear, so tap "Print" in the top right.

Tap "Print"

5. Tap "Save to file"

Tap "Save to file" from the menu that appears.

Tap "Save to file"

6. Tap "Save"

Confirm the save location and tap "Save" in the upper right.

Tap "Save"

7. Try to open the file

Check if you can open the PDF file saved in step 6.


Tap the file
Opened files

For Android users

1. Check the file you want to open

If you cannot open the PDF file as shown below, proceed to step 2.

  • The file you want to open does not have a "PDF" icon like the one in the picture on the right.
  • If you tap on the file, the screen will be black as shown in the image on the right.
Check the file you want to open
Can't open file

2. Press and hold the file you can't open

Touch and hold the file you cannot open.

Long press on the file you can't open

3. Tap "Other"

When a check mark appears in front of the file you pressed and held, tap "More" at the bottom right of the screen.

Tap "Other"

4. Tap "Rename file"

From the menu that appears, tap "Rename File."

Tap "Rename file"

5. Change the end of the file name to ".pdf"

Change the end of the displayed file name to ".pdf".

Change the file name to end with ".pdf"
After changing the file name
".jpg" has become ".pdf".

6. Tap "Save"

Tap "Save" in the displayed screen. It will say "Discarding the file extension may make the file unusable," but just tap "Save."

Tap "Save"
Even if the red text appears, tap "Save"
Red text will appear, but just tap "Save".

7. Try to open the file

Check if you can open the PDF file saved in step 6.


Try to open the file

*The procedure may vary depending on the OS version of your device and the file applications installed.