We appreciate your inquiry regarding the speaker selection on your Samsung Galaxy A32 that is unavailable when using the phone jack.
We care and we are here to help, guide to provide you with quick fixes and offer solutions to your device's problem.
Following are basic steps to try in order to troubleshoot and find possible solutions.
A) Ensure that your device is up-to-date with the latest Software updates.
Settings > About Phone > Software Updates > Download and Install > Follow On-screen notifications.
Or check the notification bell icon on your Samsung Members apps.
B) Try using other phone jack on your Samsung device and check if its working.
Check if there is a debris inside the port, clean and wipe it dry.
C) Run the Self-Diagnostics under Samsung Members app.
Step 1. Run Samsung Members and select Get help on the lower half of the screen.
Step 2. Tap View tests located under Diagnostics.
Step 3. If you would like to run Camera of the Diagnostics checks, tap Headphone jack.
Step 4. Your Galaxy phone will then run through the checks.
Step 5. Follow the on-screen instructions to complete the check.
Step 6. When necessary, you may need to manually run or interact with the corresponding function.
Step 7. If preferred, you may check specific Diagnostics and tap them directly to begin.
Step 8. For individual diagnostic checks, you can view your results after the check is complete.
D) For further assistance, you may contact us on the below online support channel links.
E) And/ or contact our Samsung hotline numbers below.
F) If the problem persists, bring your device to nearest Samsung Authorized Service Center.
Hope this content is helpful and your problem gets solved.