We can change the automatic deletion of audio or video messages on iOS 8 so that they are permanently stored there and not automatically deleted by following these steps:
Step 1: On the home screen, go to Settings.
Step 2: Scroll down and select Messages.
Step 3: There will be 2 options here: audio messages and video messages, by default set to automatically delete after 2 minutes.
Step 4: Tap on each item and set Expire back to Never.
Note: Using this message storage feature will consume your device's storage, manually delete them regularly from your messages.
Thus Taimienphi.vn has guided you on how to retain audio and video messages in iOS 8 messages, additionally, you can read more articles on iOS 8 such as How to screenshot web pages on iOS 8.
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