Created attachment 144741 [details] before KIO SMB module redirects smb:/* -> smb://* Dolphin doesn't know anything about smb://, hence child items are added as children of root.
Created attachment 144742 [details] after fix
A possibly relevant merge request was started @ https://invent.kde.org/network/kio-extras/-/merge_requests/137
Git commit f7031de094c0bd1878c8467ae45181cb07ccfbc2 by Oleg Solovyov. Committed on 21/12/2021 at 07:54. Pushed by osolovyov into branch 'master'. Fix SMB URL M +1 -1 smb/smb-network.desktop https://invent.kde.org/network/kio-extras/commit/f7031de094c0bd1878c8467ae45181cb07ccfbc2
Git commit e62568ec0bd2a28c872072dd9eefa2ef97a472b4 by Nate Graham, on behalf of Oleg Solovyov. Committed on 27/12/2021 at 15:40. Pushed by ngraham into branch 'release/21.12'. Fix SMB URL (cherry picked from commit f7031de094c0bd1878c8467ae45181cb07ccfbc2) M +1 -1 smb/smb-network.desktop https://invent.kde.org/network/kio-extras/commit/e62568ec0bd2a28c872072dd9eefa2ef97a472b4
*** Bug 440967 has been marked as a duplicate of this bug. ***