Whatsapp, doubts, etc

Aslaamualaiqum. If a Muslim wife receives, shows to others, recommends to others to watch, read and listen, shares and forwards alot of text and whatsapp messages/videos/songs/gif/images /pictures/actions etc to friends and families and others etc. And due to the wife receiving, recommending to others to watch, read and listen, showing to others, sharing and forwarding text/whatsapp messages/videos/songs/gif/images /pictures/actions/audio etc , her Muslim husband worries, feels, doubts and thinks (husband not 100% sure)that his Muslim wife might/could have become a kaafir and might/could have lost her faith due to her (the wife)receiving, showing to others, recommending to others to watch, read and listen, sharing and forwarding text and whatsapp messages/videos/songs/gif/images /pictures/actions/audio etc THAT might/could have had/included/contained kufr or theme on/of kufr or any other types of kufr etc. The Muslim husband is not 100% sure but also feels that his wife might/could have become a kaafir and might/could have lost her faith due to her (the wife) recommending to others to watch, read and listen and complimenting the text and whatsapp mesaages/videos/songs/gif/images /pictures/actions/audio etc THAT might/could have had/included/contained kufr or theme on kufr or any other types of kufr. Should the Muslim husband look through his wife’s phone(with or without her permission/consent, which might take a lot of time to view all whatsapp messages) to see what/which text and whatsapp messages/videos/songs/gif/images /pictures/actions/audio etc (as explained above) she has received, showed to others, recommended to others to watch, read and listen, shared and forwarded, just in case they might/could have had/contained kufr or theme on/of kufr or any other types of kufr etc as explained above? OR should the Muslim husband ask his wife what/which text and whatsapp messages/videos/songs/gif/images /pictures/actions/audio etc she has received, recommended to others, recommended others to watch, read and listen, showed to others, shared and forwarded, just in case they might/could have had/contained kufr or theme on/of kufr or any other types of kufr etc as explained above( she might not be able to remember or recall which text and whatsapp messages she has shared, recommended others to watch and listen, showed to others and forwarded)? OR should/must the Muslim husband REGARD his wife as his wife and not a kaafir and also not look through his wife’s text/whatsapp messages and IGNORE his worries, thoughts, doubts(not 100%sure) etc that his wife has/did received, recommended others to watch, read and listen, showed to others, shared and forwarded the above explained text and whatsapp messages/videos/songs/gif/images /pictures/actions audio etc, (to friends, families and others) THAT might/could have had/included/contained kufr or theme on/of kufr or any other types of kufr etc?