(This is all to be done in the installation path)

If Skyrim - VoicesExtra.bsa exists, do the following:

1. Check to see if Dawnguard.ini, HearthFires.ini, and/or Dragonborn.ini, exist.
2. Add ", Skyrim -VoicesExtra.bsa" (without the quotes) to the end of sResourceArchiveList2 in all inis found to exist.

If Dawnguard - Textures.bsa exists, do the following:

1. Rename Dawnguard.bsa to Dawnguard - Original.bsa
2. Check to see if Dawnguard.ini, HearthFires.ini, Dragonborn.ini, and/or SkyrimEditor.ini exist.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. Add ", Dawnguard - Original.bsa, Dawnguard - Textures.bsa" (without the quotes) to the end of sResourceArchiveList2 in all inis found to exist.

If HearthFires - Textures.bsa exists, do the following:

1. Rename HearthFires.bsa to HearthFires - Original.bsa
2. Check to see if Dawnguard.ini, HearthFires.ini, Dragonborn.ini, and/or SkyrimEditor.ini exist.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. Add ", HearthFires - Original.bsa, HearthFires - Textures.bsa" (without the quotes) to the end of sResourceArchiveList2 in all inis found to exist.

If Dragonborn - Textures.bsa exists, do the following:

1. Rename Dragonborn.bsa to Dragonborn - Original.bsa
2. Check to see if Dawnguard.ini, HearthFires.ini, Dragonborn.ini, and/or SkyrimEditor.ini exist.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. Add ", Dragonborn - Original.bsa, Dragonborn - Textures.bsa" (without the quotes) to the end of sResourceArchiveList2 in all inis found to exist.

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Then for the uninstall batch, do the following:

If Dawnguard - Original.bsa exists, do the following:

1. Rename Dawnguard - Original.bsa to Dawnguard.bsa
2. Check to see if SkyrimEditor.ini exists.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. If SkyrimEditor.ini exists, delete ", Dawnguard - Original.bsa, Dawnguard - Textures.bsa" (without the quotes) from the sResourceArchiveList2 line.

If HearthFires - Original.bsa exists, do the following:

1. Rename HearthFires - Original.bsa to HearthFires.bsa
2. Check to see if SkyrimEditor.ini exists.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. If SkyrimEditor.ini exists, delete ", HearthFires - Original.bsa, HearthFires - Textures.bsa" (without the quotes) from the sResourceArchiveList2 line.

If Dragonborn - Original.bsa exists, do the following:

1. Rename Dragonborn - Original.bsa to Dragonborn.bsa
2. Check to see if SkyrimEditor.ini exists.
(SkyrimEditor.ini will be in the main Skyrim directory so search one folder level higher than install for it)
3. If SkyrimEditor.ini exists, delete ", Dragonborn - Original.bsa, Dragonborn - Textures.bsa" (without the quotes) from the sResourceArchiveList2 line.