How to Fix 'An app default was reset' Error in Windows 10
You may get a notification that states An app default was reset along with An app caused a problem with the default app setting for xxx files, so it was reset to xxx built-in app.
Basically the file type gets its default association set back to a built-in Windows app instead of the app you set.
This tutorial will show you how to fix and stop getting the An app default was reset notification for your account in Windows 10.
The fix will exclude the Microsoft Edge, Photos, 3D Builder, Zune Music, and Zune Video built-in Windows apps from being listed in the Open with dialog box.
You will still be able to set default programs for Windows apps and file type associations in the Control Panel after applying the fix below.
EXAMPLE: "An app default was reset" notification
Here's How:
1 Do step 2 (fix) or step 3 (undo fix) below for what you would like to do.
A) Click/tap on the Download button below to download the file below, and go to step 4 below.
Fix_An_app_default_was_reset.reg
Download
(Contents of .reg file for reference)
Code:Windows Registry Editor Version 5.00 ; Microsoft.3DBuilder ;File Types: .3ds, .3mf, .bmp, .dae, .dxf, .fbx, .jpg, .obj, .ply, .png, .stl, .tga, .wrl [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXvhc4p7vz4b485xfp46hhk3fq3grkdgjg] "NoOpenWith"="" "NoStaticDefaultVerb"="" ; Microsoft Edge ;File Types: .htm, .html [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX4hxtad77fbk3jkkeerkrm0ze94wjf3s9] "NoOpenWith"="" "NoStaticDefaultVerb"="" ;File Types: .pdf [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723] "NoOpenWith"="" "NoStaticDefaultVerb"="" ;File Types: .svg [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXde74bfzw9j31bzhcvsrxsyjnhhbq66cs] "NoOpenWith"="" "NoStaticDefaultVerb"="" ;File Types: .xml [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXcc58vyzkbjbs4ky0mxrmxf8278rk9b3t] "NoOpenWith"="" "NoStaticDefaultVerb"="" ; Microsoft Photos ;File Types: .3g2,.3gp, .3gp2, .3gpp, .asf, .avi, .m2t, .m2ts, .m4v, .mkv, mov, .mp4, mp4v, .mts, .tif, .tiff, .wmv [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXk0g4vb8gvt7b93tg50ybcy892pge6jmt] "NoOpenWith"="" "NoStaticDefaultVerb"="" ;File Types: Most Image File Types [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX43hnxtbyyps62jhe9sqpdzxn1790zetc] "NoOpenWith"="" "NoStaticDefaultVerb"="" ;File Types: .raw, .rwl, .rw2 and others [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX9rkaq77s0jzh1tyccadx9ghba15r6t3h] "NoOpenWith"="" "NoStaticDefaultVerb"="" ; Zune Music ;File Types: .aac, .adt, .adts ,.amr, .flac, .m3u, .m4a, .m4r, .mp3, .mpa, .wav, .wma, .wpl, .zpl [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXqj98qxeaynz6dv4459ayz6bnqxbyaqcs] "NoOpenWith"="" "NoStaticDefaultVerb"="" ; Zune Video ;File Types: .3g2,.3gp, .3gpp, .avi, .divx, .m2t, .m2ts, .m4v, .mkv, .mod, .mov, .mp4, mp4v, .mpe, .mpeg, .mpg, .mpv2, .mts, .tod, .ts, .tts, .wm, .wmv, .xvid [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX6eg8h5sxqq90pv53845wmnbewywdqq5h] "NoOpenWith"="" "NoStaticDefaultVerb"=""
This is the default setting.
A) Click/tap on the Download button below to download the file below, and go to step 4 below.
Undo_Fix_An_app_default_was_reset.reg
Download
(Contents of .reg file for reference)
Code:Windows Registry Editor Version 5.00 ; Microsoft.3DBuilder ;File Types: .3ds, .3mf, .bmp, .dae, .dxf, .fbx, .jpg, .obj, .ply, .png, .stl, .tga, .wrl [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXvhc4p7vz4b485xfp46hhk3fq3grkdgjg] "NoOpenWith"=- "NoStaticDefaultVerb"=- ; Microsoft Edge ;File Types: .htm, .html [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX4hxtad77fbk3jkkeerkrm0ze94wjf3s9] "NoOpenWith"=- "NoStaticDefaultVerb"=- ;File Types: .pdf [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723] "NoOpenWith"=- "NoStaticDefaultVerb"=- ;File Types: .svg [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXde74bfzw9j31bzhcvsrxsyjnhhbq66cs] "NoOpenWith"=- "NoStaticDefaultVerb"=- ;File Types: .xml [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXcc58vyzkbjbs4ky0mxrmxf8278rk9b3t] "NoOpenWith"=- "NoStaticDefaultVerb"=- ; Microsoft Photos ;File Types: .3g2,.3gp, .3gp2, .3gpp, .asf, .avi, .m2t, .m2ts, .m4v, .mkv, mov, .mp4, mp4v, .mts, .tif, .tiff, .wmv [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXk0g4vb8gvt7b93tg50ybcy892pge6jmt] "NoOpenWith"=- "NoStaticDefaultVerb"=- ;File Types: Most Image File Types [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX43hnxtbyyps62jhe9sqpdzxn1790zetc] "NoOpenWith"=- "NoStaticDefaultVerb"=- ;File Types: .raw, .rwl, .rw2 and others [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX9rkaq77s0jzh1tyccadx9ghba15r6t3h] "NoOpenWith"=- "NoStaticDefaultVerb"=- ; Zune Music ;File Types: .aac, .adt, .adts ,.amr, .flac, .m3u, .m4a, .m4r, .mp3, .mpa, .wav, .wma, .wpl, .zpl [HKEY_CURRENT_USER\SOFTWARE\Classes\AppXqj98qxeaynz6dv4459ayz6bnqxbyaqcs] "NoOpenWith"=- "NoStaticDefaultVerb"=- ; Zune Video ;File Types: .3g2,.3gp, .3gpp, .avi, .divx, .m2t, .m2ts, .m4v, .mkv, .mod, .mov, .mp4, mp4v, .mpe, .mpeg, .mpg, .mpv2, .mts, .tod, .ts, .tts, .wm, .wmv, .xvid [HKEY_CURRENT_USER\SOFTWARE\Classes\AppX6eg8h5sxqq90pv53845wmnbewywdqq5h] "NoOpenWith"=- "NoStaticDefaultVerb"=-
4 Save the .reg file to your desktop.
5 Double click/tap on the downloaded .reg file to merge it.
6 When prompted, click/tap on Run, Yes (UAC), Yes, and OK to approve the merge.
7 You can now delete the downloaded .reg file if you like.
That's it,
Shawn
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