# iTunes advisory extended tag

**URL:** <https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162>\
**Category:** Support\
**Created:** [December 12, 2020, 9:38pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162 "2020-12-12T21:38:44Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![hunter101](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/h/ee7513/32.png) [@hunter101](https://community.mp3tag.de/u/hunter101)\
**Post date:** [December 12, 2020, 9:38pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/1 "2020-12-12T21:38:44Z")

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How to add iTunes advisory extended tag to an aac file on mac

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**Author:** ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)\
**Post date:** [December 12, 2020, 9:46pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/2 "2020-12-12T21:46:20Z")

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AFAIK the ITunes advisory field is only available for MP4 files.

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<div class="post-metadata">

**Author:** ![hunter101](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/h/ee7513/32.png) [@hunter101](https://community.mp3tag.de/u/hunter101)\
**Post date:** [December 12, 2020, 9:49pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/3 "2020-12-12T21:49:49Z")

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Isn't mp4 the same as aac because I used the iTunes encoder to turn the file from .WAV to AAC aka mp4.

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<div class="post-metadata">

**Author:** ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)\
**Post date:** [December 12, 2020, 9:51pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/4 "2020-12-12T21:51:18Z")

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AFAIK aac is the raw format with rather scarce tag support and MP4 is the container format with much better tag support.

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<div class="post-metadata">

**Author:** ![hunter101](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/h/ee7513/32.png) [@hunter101](https://community.mp3tag.de/u/hunter101)\
**Post date:** [December 12, 2020, 9:52pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/5 "2020-12-12T21:52:41Z")

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so should i convert it to mp4 then and then edit the extended tags?

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<div class="post-metadata">

**Author:** ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)\
**Post date:** [December 12, 2020, 9:52pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/6 "2020-12-12T21:52:58Z")

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Yes, that would be one way.

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<div class="post-metadata">

**Author:** ![hunter101](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/h/ee7513/32.png) [@hunter101](https://community.mp3tag.de/u/hunter101)\
**Post date:** [December 12, 2020, 9:53pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/7 "2020-12-12T21:53:22Z")

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ill have to get back on this. thx

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**Author:** ![system](https://community.mp3tag.de/uploads/default/original/2X/c/ce7035d426cb755a7916793326d23b465222a407.png) [@system](https://community.mp3tag.de/u/system)\
**Post date:** [January 11, 2021, 9:53pm UTC](https://community.mp3tag.de/t/itunes-advisory-extended-tag/51162/8 "2021-01-11T21:53:24Z")

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