# Remove parts of a tag field

**URL:** <https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315>\
**Category:** Support\
**Created:** [January 27, 2018, 3:01am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315 "2018-01-27T03:01:43Z")\
**Posts on this page:** 9\
**Page:** 1

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**Author:** ![omniglhs](https://community.mp3tag.de/user_avatar/community.mp3tag.de/omniglhs/32/6782_2.png) [@omniglhs](https://community.mp3tag.de/u/omniglhs)\
**Post date:** [January 27, 2018, 3:01am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/1 "2018-01-27T03:01:43Z")

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Newbie here I a question about removing characters to the right of standard expression

George Gently S7 D1 E1\_Title1

I want to remove everything to the right of "\_" and including it...

I am sure this is a simple procedure but don't know what to pick this program can be so powerful if you can understand all the commands...!

Thanks,.  
John G

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**Author:** ![poster](https://community.mp3tag.de/user_avatar/community.mp3tag.de/poster/32/4881_2.png) [@poster](https://community.mp3tag.de/u/poster)\
**Post date:** [January 27, 2018, 4:18am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/2 "2018-01-27T04:18:38Z")

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> [@Change "Kinks The" to "The Kinks"](https://community.mp3tag.de/t/change-kinks-the-to-the-kinks/19715/3):
>
> George Gently S7 D1 E1\_Title1
> 
> I want to remove everything to the right of "\_" and including it...

You don't tell us in which tagfield this content is.  
If it is not the filename you can use an action of

Type: Guess Values  
Source Format: %the tagfield where this is content%  
Guessing Pattern: %the tagfield where this is content%\_%dummy%

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**Author:** ![omniglhs](https://community.mp3tag.de/user_avatar/community.mp3tag.de/omniglhs/32/6782_2.png) [@omniglhs](https://community.mp3tag.de/u/omniglhs)\
**Post date:** [June 28, 2019, 11:45pm UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/3 "2019-06-28T23:45:05Z")

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Yes, shows you how new I am it is in the \_FILENAME field. I am actually using this for rewriting MP4 files. I know it probably isn't meant for it but it does work I have done simple things like copy \_FILENAME to Title name. This one has me stumped so for such a long time since responding. I didn't remember I had used this site to post this.

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**Author:** ![poster](https://community.mp3tag.de/user_avatar/community.mp3tag.de/poster/32/4881_2.png) [@poster](https://community.mp3tag.de/u/poster)\
**Post date:** [June 29, 2019, 4:53am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/4 "2019-06-29T04:53:43Z")

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> [@Change "Kinks The" to "The Kinks"](https://community.mp3tag.de/t/change-kinks-the-to-the-kinks/19715/6):
>
> Yes, shows you how new I am it is in the \_FILENAME field. I am actually using this for rewriting MP4 files.

So you want to just change the filename only?  
Take the Coverter Filename -\> Filename.  
Old filename pattern: `%1_%2`  
New filename pattern: `%1`

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<div class="post-metadata">

**Author:** ![omniglhs](https://community.mp3tag.de/user_avatar/community.mp3tag.de/omniglhs/32/6782_2.png) [@omniglhs](https://community.mp3tag.de/u/omniglhs)\
**Post date:** [September 2, 2019, 2:11am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/5 "2019-09-02T02:11:24Z")

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Sorry for the slow response I couldn't find my login credentials..  
Anyway. What I want to do is this as an example the file name is  
The Girl in the Spider\_Title1.MP4  
I want to remove all the characters to the right and including the "\_" but keep the ".MP4" and not leave a space before the period either.  
Does this make sense?  
so the end result I would like is  
The Girl in the Spider.MP4  
I hope this helps for some one to help me. I know it is probably a simple few steps but I still haven't grasped how the expression work in MP3Tag.  
Thanks,  
John

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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:** [September 3, 2019, 5:31am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/6 "2019-09-03T05:31:08Z")

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> [@omniglhs](#):
>
> I hope this helps for some one to help me.

The solution has already been posted in

> [@Remove parts of a tag field](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/4):
>
> So you want to just change the filename only? Take the Coverter Filename -\> Filename. Old filename pattern: %1\_%2 New filename pattern: %1

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<div class="post-metadata">

**Author:** ![omniglhs](https://community.mp3tag.de/user_avatar/community.mp3tag.de/omniglhs/32/6782_2.png) [@omniglhs](https://community.mp3tag.de/u/omniglhs)\
**Post date:** [September 8, 2019, 1:43am UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/7 "2019-09-08T01:43:09Z")

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Hello, I don't understand the COVERTER FILENAME -\> Filename which one of the dropdown is this? Sorry I told you I am new and not too familiar with all the commands. Sorry for being a newb but I want to learn

john

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**Author:** ![Lozzy](https://community.mp3tag.de/user_avatar/community.mp3tag.de/lozzy/32/230_2.png) [@Lozzy](https://community.mp3tag.de/u/Lozzy)\
**Post date:** [September 8, 2019, 9:33pm UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/8 "2019-09-08T21:33:28Z")

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it's in the 'convert' menu (or ALT 3)

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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:** [February 9, 2026, 12:28pm UTC](https://community.mp3tag.de/t/remove-parts-of-a-tag-field/46315/9 "2026-02-09T12:28:14Z")

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