diff --git a/PadelClub/Data/Match.swift b/PadelClub/Data/Match.swift
index 7877f00..2e4432c 100644
--- a/PadelClub/Data/Match.swift
+++ b/PadelClub/Data/Match.swift
@@ -126,19 +126,17 @@ class Match: ModelObject, Storable {
         _toggleMatchDisableState(false)
     }
     
-    func _toggleLoserMatchDisableState(_ state: Bool) {
+    private func _toggleLoserMatchDisableState(_ state: Bool) {
         if isLoserBracket == false {
             let indexInRound = RoundRule.matchIndexWithinRound(fromMatchIndex: index)
             if let loserMatch = roundObject?.loserRounds().first?.getMatch(atMatchIndexInRound: indexInRound / 2) {
-                print("disabling first loserround", state, loserMatch.matchTitle(.wide))
                 loserMatch.disabled = state
                 try? DataStore.shared.matches.addOrUpdate(instance: loserMatch)
                 loserMatch._toggleLoserMatchDisableState(state)
             }
         } else {
             roundObject?.loserRounds().forEach({ round in
-                print("disabling", state, round.roundTitle())
-                round.disableLoserRound(state)
+                round.handleLoserRoundState()
             })
         }
     }
diff --git a/PadelClub/Data/Round.swift b/PadelClub/Data/Round.swift
index 68a4378..b7090f2 100644
--- a/PadelClub/Data/Round.swift
+++ b/PadelClub/Data/Round.swift
@@ -140,10 +140,10 @@ class Round: ModelObject, Storable {
     
     
     func getMatch(atMatchIndexInRound matchIndexInRound: Int) -> Match? {
-        _matches().first(where: {
+        Store.main.filter(isIncluded: {
             let index = RoundRule.matchIndexWithinRound(fromMatchIndex: $0.index)
-            return index == matchIndexInRound
-        })
+            return $0.round == id && index == matchIndexInRound
+        }).first
     }
     
     func playedMatches() -> [Match] {
@@ -176,32 +176,53 @@ class Round: ModelObject, Storable {
     }
     
     func enableRound() {
+        _toggleRound(disable: false)
+    }
+    
+    func disableRound() {
+        _toggleRound(disable: true)
+    }
+    
+    private func _toggleRound(disable: Bool) {
         let _matches = _matches()
         _matches.forEach { match in
-            match.disabled = false
+            match.disabled = disable
             match.resetMatch()
             try? DataStore.shared.teamScores.delete(contentOfs: match.teamScores)
         }
         try? DataStore.shared.matches.addOrUpdate(contentOfs: _matches)
     }
     
-    func disableLoserRound(_ disable: Bool) {
+    func handleLoserRoundState() {
         let _matches = _matches()
         _matches.forEach { match in
-            if disable {
-                if upperBracketTopMatch(ofMatchIndex: match.index)?.disabled == true || upperBracketBottomMatch(ofMatchIndex: match.index)?.disabled == true {
-                    match.disabled = true
-                }
-            } else {
-                if upperBracketTopMatch(ofMatchIndex: match.index)?.disabled == false && upperBracketBottomMatch(ofMatchIndex: match.index)?.disabled == false {
-                    match.disabled = false
-                }
+            let previousRound = self.previousRound()
+            let indexInRound = RoundRule.matchIndexWithinRound(fromMatchIndex: match.index)
+            var parentMatches = [Match]()
+            if isLoserBracket(), previousRound == nil, let parentRound = parentRound {
+                let upperBracketTopMatch = parentRound.getMatch(atMatchIndexInRound: indexInRound * 2)
+                let upperBracketBottomMatch = parentRound.getMatch(atMatchIndexInRound: indexInRound * 2 + 1)
+                parentMatches = [upperBracketTopMatch, upperBracketBottomMatch].compactMap({ $0 })
+            } else if let previousRound {
+                let previousRoundTopMatch : Match? = Store.main.filter {
+                    $0.round == previousRound.id && $0.index == match.topPreviousRoundMatchIndex()
+                }.first
+                let previousRoundBottomMatch : Match? = Store.main.filter {
+                    $0.round == previousRound.id && $0.index == match.bottomPreviousRoundMatchIndex()
+                }.first
+                parentMatches = [previousRoundTopMatch, previousRoundBottomMatch].compactMap({ $0 })
+            }
+
+            if parentMatches.anySatisfy({ $0.disabled }) {
+                match.disabled = true
+            } else if parentMatches.allSatisfy({ $0.disabled == false }) {
+                match.disabled = false
             }
         }
         
         try? DataStore.shared.matches.addOrUpdate(contentOfs: _matches)
         loserRounds().forEach { round in
-            round.disableLoserRound(disable)
+            round.handleLoserRoundState()
         }
     }
     
diff --git a/PadelClub/Data/TeamRegistration.swift b/PadelClub/Data/TeamRegistration.swift
index 1891628..d945a78 100644
--- a/PadelClub/Data/TeamRegistration.swift
+++ b/PadelClub/Data/TeamRegistration.swift
@@ -62,7 +62,6 @@ class TeamRegistration: ModelObject, Storable {
         if opposingSeeding {
             teamPosition = slot ?? (isUpper ? .two : .one)
         }
-        match.enableMatch()
         match.previousMatch(teamPosition)?.disableMatch()
         bracketPosition = matchIndex * 2 + teamPosition.rawValue
     }
diff --git a/PadelClub/Data/Tournament.swift b/PadelClub/Data/Tournament.swift
index 8c65c16..b93c344 100644
--- a/PadelClub/Data/Tournament.swift
+++ b/PadelClub/Data/Tournament.swift
@@ -143,11 +143,11 @@ class Tournament : ModelObject, Storable {
         return seeds().filter { $0.isSeedable() }
     }
     
-    func lastSeedRound() -> Int? {
+    func lastSeedRound() -> Int {
         if let last = seeds().filter({ $0.bracketPosition != nil }).last {
             return RoundRule.roundIndex(fromMatchIndex: last.bracketPosition! / 2)
         } else {
-            return nil
+            return 0
         }
     }
     
@@ -213,24 +213,67 @@ class Tournament : ModelObject, Storable {
         return availableSeeds
     }
     
-    func setSeeds(inRoundIndex roundIndex: Int, inSeedGroup seedGroup: SeedInterval) {
-        let availableSeedSpot = availableSeedSpot(inRoundIndex: roundIndex)
-        let availableSeedOpponentSpot = availableSeedOpponentSpot(inRoundIndex: roundIndex)
-        let availableSeeds = seeds(inSeedGroup: seedGroup)
+    func seedGroupAvailable(atRoundIndex roundIndex: Int) -> SeedInterval? {
+        if let availableSeedGroup = availableSeedGroup() {
+            return seedGroupAvailable(atRoundIndex: roundIndex, availableSeedGroup: availableSeedGroup)
+        } else {
+            return nil
+        }
+    }
+
+    func seedGroupAvailable(atRoundIndex roundIndex: Int, availableSeedGroup: SeedInterval) -> SeedInterval? {
+        
+        if availableSeeds().isEmpty == false && roundIndex >= lastSeedRound() {
+
+            if availableSeedGroup == SeedInterval(first: 1, last: 2) { return availableSeedGroup }
+            
+            let availableSeeds = seeds(inSeedGroup: availableSeedGroup)
+            let availableSeedSpot = availableSeedSpot(inRoundIndex: roundIndex)
+            let availableSeedOpponentSpot = availableSeedOpponentSpot(inRoundIndex: roundIndex)
+
+            if availableSeeds.count == availableSeedSpot.count {
+                return availableSeedGroup
+            } else if (availableSeeds.count == availableSeedOpponentSpot.count && availableSeeds.count == self.availableSeeds().count) {
+                return availableSeedGroup
+            } else if let chunk = availableSeedGroup.chunk() {
+                return seedGroupAvailable(atRoundIndex: roundIndex, availableSeedGroup: chunk)
+            }
+        }
         
-        if availableSeeds.count <= availableSeedSpot.count {
-            let spots = availableSeedSpot.shuffled()
-            for (index, seed) in availableSeeds.enumerated() {
-                seed.setSeedPosition(inSpot: spots[index], slot: nil, opposingSeeding: false)
+        return nil
+    }
+    
+    func setSeeds(inRoundIndex roundIndex: Int, inSeedGroup seedGroup: SeedInterval) {        
+        if seedGroup == SeedInterval(first: 1, last: 2) {
+            let seeds = seeds()
+            if let matches = getRound(atRoundIndex: roundIndex)?.playedMatches() {
+                if let lastMatch = matches.last {
+                    seeds.prefix(1).first?.setSeedPosition(inSpot: lastMatch, slot: .two, opposingSeeding: false)
+                }
+                if let firstMatch = matches.first {
+                    seeds.prefix(2).dropFirst().first?.setSeedPosition(inSpot: firstMatch, slot: .one, opposingSeeding: false)
+                }
             }
-        } else if (availableSeeds.count <= availableSeedOpponentSpot.count && availableSeeds.count <= self.availableSeeds().count) {
+        } else {
             
-            let spots = availableSeedOpponentSpot.shuffled()
-            for (index, seed) in availableSeeds.enumerated() {
-                seed.setSeedPosition(inSpot: spots[index], slot: nil, opposingSeeding: true)
+            let availableSeedSpot = availableSeedSpot(inRoundIndex: roundIndex)
+            let availableSeedOpponentSpot = availableSeedOpponentSpot(inRoundIndex: roundIndex)
+            let availableSeeds = seeds(inSeedGroup: seedGroup)
+            
+            if availableSeeds.count <= availableSeedSpot.count {
+                let spots = availableSeedSpot.shuffled()
+                for (index, seed) in availableSeeds.enumerated() {
+                    seed.setSeedPosition(inSpot: spots[index], slot: nil, opposingSeeding: false)
+                }
+            } else if (availableSeeds.count <= availableSeedOpponentSpot.count && availableSeeds.count <= self.availableSeeds().count) {
+                
+                let spots = availableSeedOpponentSpot.shuffled()
+                for (index, seed) in availableSeeds.enumerated() {
+                    seed.setSeedPosition(inSpot: spots[index], slot: nil, opposingSeeding: true)
+                }
+            } else if let chunk = seedGroup.chunk() {
+                setSeeds(inRoundIndex: roundIndex, inSeedGroup: chunk)
             }
-        } else if let chunk = seedGroup.chunk() {
-            setSeeds(inRoundIndex: roundIndex, inSeedGroup: chunk)
         }
     }
     
diff --git a/PadelClub/ViewModel/SeedInterval.swift b/PadelClub/ViewModel/SeedInterval.swift
index 506be68..d0a82c0 100644
--- a/PadelClub/ViewModel/SeedInterval.swift
+++ b/PadelClub/ViewModel/SeedInterval.swift
@@ -16,11 +16,12 @@ struct SeedInterval: Hashable, Comparable {
     }
     
     func chunk() -> SeedInterval? {
-        if last - (last - first) / 2 > first {
-            return SeedInterval(first: first, last: last - (last - first) / 2)
-        } else {
-            return nil
+        if (last - first) / 2 > 0 {
+            if last - (last - first) / 2 > first {
+                return SeedInterval(first: first, last: last - (last - first) / 2)
+            }
         }
+        return nil
     }
 }
 
diff --git a/PadelClub/Views/Match/PlayerBlockView.swift b/PadelClub/Views/Match/PlayerBlockView.swift
index 3b9aa15..68ee799 100644
--- a/PadelClub/Views/Match/PlayerBlockView.swift
+++ b/PadelClub/Views/Match/PlayerBlockView.swift
@@ -46,7 +46,6 @@ struct PlayerBlockView: View {
         if match.upperBracketMatch(teamPosition)?.disabled == true {
             return "Bye"
         }
-        
         return teamPosition.localizedLabel()
     }
     
diff --git a/PadelClub/Views/Round/LoserRoundsView.swift b/PadelClub/Views/Round/LoserRoundsView.swift
index f4e6063..fd9dd32 100644
--- a/PadelClub/Views/Round/LoserRoundsView.swift
+++ b/PadelClub/Views/Round/LoserRoundsView.swift
@@ -81,22 +81,14 @@ struct LoserRoundView: View {
         if _roundDisabled() {
             RowButtonView("Jouer ce tour", role: .destructive) {
                 loserRounds.forEach { round in
-                    let matches = round.playedMatches()
-                    matches.forEach { match in
-                        if round.upperBracketTopMatch(ofMatchIndex: match.index)?.disabled == false && round.upperBracketBottomMatch(ofMatchIndex: match.index)?.disabled == false {
-                            match.disabled = false
-                        }
-                    }
-                    
-                    try? dataStore.matches.addOrUpdate(contentOfs: matches)
+                    round.enableRound()
+                    round.handleLoserRoundState()
                 }
             }
         } else {
             RowButtonView("Ne pas jouer ce tour", role: .destructive) {
                 loserRounds.forEach { round in
-                    round.playedMatches().forEach { match in
-                        match.disabled = true
-                    }
+                    round.disableRound()
                 }
             }
         }
diff --git a/PadelClub/Views/Round/RoundSettingsView.swift b/PadelClub/Views/Round/RoundSettingsView.swift
index daabeae..8a412a0 100644
--- a/PadelClub/Views/Round/RoundSettingsView.swift
+++ b/PadelClub/Views/Round/RoundSettingsView.swift
@@ -11,93 +11,17 @@ struct RoundSettingsView: View {
     @EnvironmentObject var dataStore: DataStore
     @Environment(\.editMode) private var editMode
     @Environment(Tournament.self) var tournament: Tournament
-    @State private var roundIndex: Int?
-    
-    var round: Round? {
-        guard let roundIndex else { return nil }
-        return tournament.rounds()[roundIndex]
-    }
 
     var body: some View {
         List {
-            if let availableSeedGroup = tournament.availableSeedGroup() {
-                Section {
-                    
-                    Picker(selection: $roundIndex) {
-                        Text("choisir de la manche").tag(nil as Int?)
-                        ForEach(tournament.rounds()) { round in
-                            Text(round.roundTitle()).tag(round.index as Int?)
-                        }
-                    } label: {
-                        Text(availableSeedGroup.localizedLabel())
-                    }
-                    
-                    if let roundIndex {
-                        
-                        RowButtonView("Valider") {
-                            if availableSeedGroup == SeedInterval(first: 1, last: 2) {
-                                let seeds = tournament.seeds()
-//                                let startIndex = RoundRule.matchIndex(fromRoundIndex: roundIndex)
-//                                let numberOfMatchInRound = RoundRule.numberOfMatches(forRoundIndex: roundIndex)
-//                                let lastIndex = startIndex + numberOfMatchInRound - 1
-//                                seeds.prefix(1).first?.bracketPosition = lastIndex * 2 + 1 //TS 1 branche du bas du dernier match
-//                                seeds.prefix(2).dropFirst().first?.bracketPosition = startIndex * 2 //TS 2 branche du haut du premier match
-                                
-                                if let matches = tournament.getRound(atRoundIndex: roundIndex)?.playedMatches() {
-                                    if let lastMatch = matches.last {
-                                        seeds.prefix(1).first?.setSeedPosition(inSpot: lastMatch, slot: .two, opposingSeeding: false)
-                                    }
-                                    if let firstMatch = matches.first {
-                                        seeds.prefix(2).dropFirst().first?.setSeedPosition(inSpot: firstMatch, slot: .one, opposingSeeding: false)
-                                    }
-                                }
-                                try? dataStore.teamRegistrations.addOrUpdate(contentOfs: seeds)
-                            } else {
-                                tournament.setSeeds(inRoundIndex: roundIndex, inSeedGroup: availableSeedGroup)
-                                try? dataStore.teamRegistrations.addOrUpdate(contentOfs: tournament.seeds())
-                            }
-                            
-                            if tournament.availableSeeds().isEmpty {
-                                editMode?.wrappedValue = .inactive
-                            }
-                        }
-                    }
-                    
-                } header: {
-                    Text("Placement des têtes de série")
-                }
-            }
-//            
-//            Section {
-//                RowButtonView("Effacer classement", role: .destructive) {
-//                    tournament.rounds().forEach { round in
-//                        try? dataStore.rounds.delete(contentOfs: round.loserRounds())
-//                    }
-//                }
-//            }
-//            
-//            Section {
-//                RowButtonView("Match de classement") {
-//                    tournament.rounds().forEach { round in
-//                        round.buildLoserBracket()
-//                    }
-//                }
-//            }
             Section {
                 RowButtonView("Retirer toutes les têtes de séries", role: .destructive) {
                     tournament.unsortedTeams().forEach({ $0.bracketPosition = nil })
                     try? dataStore.teamRegistrations.addOrUpdate(contentOfs: tournament.unsortedTeams())
                     tournament.allRounds().forEach({ round in
                         round.enableRound()
-                    })                    
-                }
-            }
-
-            Section {
-                if let lastRound = tournament.rounds().first { // first is final, last round
-                    RowButtonView("Supprimer " + lastRound.roundTitle(), role: .destructive) {
-                        try? dataStore.rounds.delete(instance: lastRound)
-                    }
+                    })
+                    editMode?.wrappedValue = .active
                 }
             }
             
@@ -116,6 +40,13 @@ struct RoundSettingsView: View {
                 }
             }
             
+            Section {
+                if let lastRound = tournament.rounds().first { // first is final, last round
+                    RowButtonView("Supprimer " + lastRound.roundTitle(), role: .destructive) {
+                        try? dataStore.rounds.delete(instance: lastRound)
+                    }
+                }
+            }
         }
     }
 }
diff --git a/PadelClub/Views/Round/RoundView.swift b/PadelClub/Views/Round/RoundView.swift
index 58f7d62..cc1cb11 100644
--- a/PadelClub/Views/Round/RoundView.swift
+++ b/PadelClub/Views/Round/RoundView.swift
@@ -10,6 +10,7 @@ import SwiftUI
 struct RoundView: View {
     @Environment(\.editMode) private var editMode
     @Environment(Tournament.self) var tournament: Tournament
+    @EnvironmentObject var dataStore: DataStore
 
     var round: Round
     
@@ -29,6 +30,16 @@ struct RoundView: View {
                         }
                     }
                 }
+            } else if let availableSeedGroup = tournament.seedGroupAvailable(atRoundIndex: round.index) {
+
+                RowButtonView("Placer \(availableSeedGroup.localizedLabel())") {
+                    tournament.setSeeds(inRoundIndex: round.index, inSeedGroup: availableSeedGroup)
+                    try? dataStore.teamRegistrations.addOrUpdate(contentOfs: tournament.seeds())
+
+                    if tournament.availableSeeds().isEmpty {
+                        editMode?.wrappedValue = .inactive
+                    }
+                }
             }
             
             ForEach(round.playedMatches()) { match in