diff --git a/submodules/QrCode/Sources/QrCode.swift b/submodules/QrCode/Sources/QrCode.swift
index 92030f0a61..d16e19f219 100644
--- a/submodules/QrCode/Sources/QrCode.swift
+++ b/submodules/QrCode/Sources/QrCode.swift
@@ -106,7 +106,7 @@ public func qrCode(string: String, color: UIColor, backgroundColor: UIColor? = n
                         let _ = try? drawSvgPath(c, path: "M24.1237113,50.5927835 L40.8762887,50.5927835 L40.8762887,60.9793814 L32.5,64.0928525 L24.1237113,60.9793814 Z")
                     case let .custom(image):
                         if let image = image {
-                            let fittedSize = image.size.fitted(clipRect.size)
+                            let fittedSize = image.size.aspectFitted(clipRect.size)
                             let fittedRect = CGRect(origin: CGPoint(x: fittedRect.midX - fittedSize.width / 2.0, y: fittedRect.midY - fittedSize.height / 2.0), size: fittedSize)
                             c.translateBy(x: fittedRect.midX, y: fittedRect.midY)
                             c.scaleBy(x: 1.0, y: -1.0)
diff --git a/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@2x.png b/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@2x.png
index 614642452d..35d164f8b3 100644
Binary files a/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@2x.png and b/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@2x.png differ
diff --git a/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@3x.png b/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@3x.png
index 9e8067d885..6f2e9e6ed6 100644
Binary files a/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@3x.png and b/submodules/TelegramUI/Images.xcassets/Wallet/QrGem.imageset/QrGem@3x.png differ
diff --git a/submodules/WalletUI/Sources/WalletInfoEmptyNode.swift b/submodules/WalletUI/Sources/WalletInfoEmptyNode.swift
index ca6801fa3a..80139e2546 100644
--- a/submodules/WalletUI/Sources/WalletInfoEmptyNode.swift
+++ b/submodules/WalletUI/Sources/WalletInfoEmptyNode.swift
@@ -13,14 +13,16 @@ class WalletInfoEmptyItem: ListViewItem {
     let theme: PresentationTheme
     let strings: PresentationStrings
     let address: String
+    let displayAddressContextMenu: (ASDisplayNode, CGRect) -> Void
     
     let selectable: Bool = false
     
-    init(account: Account, theme: PresentationTheme, strings: PresentationStrings, address: String) {
+    init(account: Account, theme: PresentationTheme, strings: PresentationStrings, address: String, displayAddressContextMenu: @escaping (ASDisplayNode, CGRect) -> Void) {
         self.account = account
         self.theme = theme
         self.strings = strings
         self.address = address
+        self.displayAddressContextMenu = displayAddressContextMenu
     }
     
     func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
@@ -62,6 +64,8 @@ final class WalletInfoEmptyItemNode: ListViewItemNode {
     private let textNode: TextNode
     private let addressNode: TextNode
     
+    private var item: WalletInfoEmptyItem?
+    
     init(account: Account) {
         self.offsetContainer = ASDisplayNode()
         
@@ -88,6 +92,32 @@ final class WalletInfoEmptyItemNode: ListViewItemNode {
         self.addSubnode(self.offsetContainer)
     }
     
+    override func didLoad() {
+        super.didLoad()
+        
+        let recognizer = TapLongTapOrDoubleTapGestureRecognizer(target: self, action: #selector(self.tapLongTapOrDoubleTapGesture(_:)))
+        recognizer.tapActionAtPoint = { [weak self] point in
+            return .waitForSingleTap
+        }
+        self.addressNode.view.addGestureRecognizer(recognizer)
+    }
+    
+    @objc func tapLongTapOrDoubleTapGesture(_ recognizer: TapLongTapOrDoubleTapGestureRecognizer) {
+        switch recognizer.state {
+        case .ended:
+            if let (gesture, location) = recognizer.lastRecognizedGestureAndLocation {
+                switch gesture {
+                case .longTap:
+                    self.item?.displayAddressContextMenu(self, self.addressNode.frame)
+                default:
+                    break
+                }
+            }
+        default:
+            break
+        }
+    }
+    
     override func layoutForParams(_ params: ListViewItemLayoutParams, item: ListViewItem, previousItem: ListViewItem?, nextItem: ListViewItem?) {
         let layout = self.asyncLayout()
         let (_, apply) = layout(item as! WalletInfoEmptyItem, params)
@@ -139,6 +169,7 @@ final class WalletInfoEmptyItemNode: ListViewItemNode {
                 guard let strongSelf = self else {
                     return
                 }
+                strongSelf.item = item
                 
                 strongSelf.offsetContainer.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
                 
diff --git a/submodules/WalletUI/Sources/WalletInfoScreen.swift b/submodules/WalletUI/Sources/WalletInfoScreen.swift
index a1d8343a9a..88123647f7 100644
--- a/submodules/WalletUI/Sources/WalletInfoScreen.swift
+++ b/submodules/WalletUI/Sources/WalletInfoScreen.swift
@@ -80,11 +80,11 @@ public final class WalletInfoScreen: ViewController {
                 return
             }
             strongSelf.push(walletTransactionInfoController(context: strongSelf.context, tonContext: strongSelf.tonContext, walletInfo: strongSelf.walletInfo, walletTransaction: transaction))
-        }, present: { [weak self] c in
+        }, present: { [weak self] c, a in
             guard let strongSelf = self else {
                 return
             }
-            strongSelf.present(c, in: .window(.root))
+            strongSelf.present(c, in: .window(.root), with: a)
         })
         
         self.displayNodeDidLoad()
@@ -403,10 +403,12 @@ private enum WalletInfoListEntry: Equatable, Comparable, Identifiable {
         }
     }
     
-    func item(account: Account, theme: PresentationTheme, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat, action: @escaping (WalletTransaction) -> Void) -> ListViewItem {
+    func item(account: Account, theme: PresentationTheme, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat, action: @escaping (WalletTransaction) -> Void, displayAddressContextMenu: @escaping (ASDisplayNode, CGRect) -> Void) -> ListViewItem {
         switch self {
         case let .empty(address):
-            return WalletInfoEmptyItem(account: account, theme: theme, strings: strings, address: address)
+            return WalletInfoEmptyItem(account: account, theme: theme, strings: strings, address: address, displayAddressContextMenu: { node, frame in
+                displayAddressContextMenu(node, frame)
+            })
         case let .transaction(_, transaction):
             return WalletInfoTransactionItem(theme: theme, strings: strings, dateTimeFormat: dateTimeFormat, walletTransaction: transaction, action: {
                 action(transaction)
@@ -415,12 +417,12 @@ private enum WalletInfoListEntry: Equatable, Comparable, Identifiable {
     }
 }
 
-private func preparedTransition(from fromEntries: [WalletInfoListEntry], to toEntries: [WalletInfoListEntry], account: Account, presentationData: PresentationData, action: @escaping (WalletTransaction) -> Void) -> WalletInfoListTransaction {
+private func preparedTransition(from fromEntries: [WalletInfoListEntry], to toEntries: [WalletInfoListEntry], account: Account, presentationData: PresentationData, action: @escaping (WalletTransaction) -> Void, displayAddressContextMenu: @escaping (ASDisplayNode, CGRect) -> Void) -> WalletInfoListTransaction {
     let (deleteIndices, indicesAndItems, updateIndices) = mergeListsStableWithUpdates(leftList: fromEntries, rightList: toEntries)
     
     let deletions = deleteIndices.map { ListViewDeleteItem(index: $0, directionHint: nil) }
-    let insertions = indicesAndItems.map { ListViewInsertItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(account: account, theme: presentationData.theme, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat, action: action), directionHint: nil) }
-    let updates = updateIndices.map { ListViewUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(account: account, theme: presentationData.theme, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat, action: action), directionHint: nil) }
+    let insertions = indicesAndItems.map { ListViewInsertItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(account: account, theme: presentationData.theme, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat, action: action, displayAddressContextMenu: displayAddressContextMenu), directionHint: nil) }
+    let updates = updateIndices.map { ListViewUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(account: account, theme: presentationData.theme, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat, action: action, displayAddressContextMenu: displayAddressContextMenu), directionHint: nil) }
     
     return WalletInfoListTransaction(deletions: deletions, insertions: insertions, updates: updates)
 }
@@ -433,7 +435,7 @@ private final class WalletInfoScreenNode: ViewControllerTracingNode {
     private let address: String
     
     private let openTransaction: (WalletTransaction) -> Void
-    private let present: (ViewController) -> Void
+    private let present: (ViewController, Any?) -> Void
     
     private let hapticFeedback = HapticFeedback()
     
@@ -463,7 +465,7 @@ private final class WalletInfoScreenNode: ViewControllerTracingNode {
     
     private var updateTimestampTimer: SwiftSignalKit.Timer?
     
-    init(account: Account, tonContext: TonContext, presentationData: PresentationData, walletInfo: WalletInfo, address: String, sendAction: @escaping () -> Void, receiveAction: @escaping () -> Void, openTransaction: @escaping (WalletTransaction) -> Void, present: @escaping (ViewController) -> Void) {
+    init(account: Account, tonContext: TonContext, presentationData: PresentationData, walletInfo: WalletInfo, address: String, sendAction: @escaping () -> Void, receiveAction: @escaping () -> Void, openTransaction: @escaping (WalletTransaction) -> Void, present: @escaping (ViewController, Any?) -> Void) {
         self.account = account
         self.tonContext = tonContext
         self.presentationData = presentationData
@@ -740,7 +742,7 @@ private final class WalletInfoScreenNode: ViewControllerTracingNode {
             strongSelf.present(standardTextAlertController(theme: AlertControllerTheme(presentationTheme: strongSelf.presentationData.theme), title: "An Error Occurred", text: "The wallet state can not be retrieved at this time. Please try again later.", actions: [
                 TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {
                 })
-            ], actionLayout: .vertical))
+            ], actionLayout: .vertical), nil)
         }))
     }
     
@@ -821,6 +823,21 @@ private final class WalletInfoScreenNode: ViewControllerTracingNode {
                 return
             }
             strongSelf.openTransaction(transaction)
+        }, displayAddressContextMenu: { [weak self] node, frame in
+            guard let strongSelf = self else {
+                return
+            }
+            let address = strongSelf.address
+            let contextMenuController = ContextMenuController(actions: [ContextMenuAction(content: .text(title: strongSelf.presentationData.strings.Conversation_ContextMenuCopy, accessibilityLabel: strongSelf.presentationData.strings.Conversation_ContextMenuCopy), action: {
+                UIPasteboard.general.string = address
+            })])
+            strongSelf.present(contextMenuController, ContextMenuControllerPresentationArguments(sourceNodeAndRect: { [weak self] in
+                if let strongSelf = self {
+                    return (node, frame.insetBy(dx: 0.0, dy: -2.0), strongSelf, strongSelf.view.bounds)
+                } else {
+                    return nil
+                }
+            }))
         })
         self.currentEntries = updatedEntries
         
diff --git a/submodules/WalletUI/Sources/WalletQrScanScreen.swift b/submodules/WalletUI/Sources/WalletQrScanScreen.swift
index 5996d4bfbf..acf8b5ae2d 100644
--- a/submodules/WalletUI/Sources/WalletQrScanScreen.swift
+++ b/submodules/WalletUI/Sources/WalletQrScanScreen.swift
@@ -100,14 +100,13 @@ public final class WalletQrScanScreen: ViewController {
         
         self.displayNodeDidLoad()
         
-        self.codeDisposable = (((self.displayNode as! WalletQrScanScreenNode).focusedCode.get()
+        self.codeDisposable = ((self.displayNode as! WalletQrScanScreenNode).focusedCode.get()
         |> map { code -> String? in
             return code?.message
         }
         |> distinctUntilChanged
-        |> delay(2.5, queue: Queue.mainQueue()))
         |> mapToSignal { code -> Signal<String?, NoError> in
-            return .single(code)
+            return .single(code) |> delay(0.5, queue: Queue.mainQueue())
         }).start(next: { [weak self] code in
             guard let strongSelf = self, let code = code else {
                 return
@@ -270,13 +269,16 @@ private final class WalletQrScanScreenNode: ViewControllerTracingNode, UIScrollV
         
         let dimAlpha: CGFloat
         let dimRect: CGRect
+        let controlsAlpha: CGFloat
         if let focusedRect = self.focusedRect {
             dimAlpha = 1.0
+            controlsAlpha = 0.0
             let side = max(bounds.width * focusedRect.width, bounds.height * focusedRect.height) * 0.6
             let center = CGPoint(x: (1.0 - focusedRect.center.y) * bounds.width, y: focusedRect.center.x * bounds.height)
             dimRect = CGRect(x: center.x - side / 2.0, y: center.y - side / 2.0, width: side, height: side)
         } else {
             dimAlpha = 0.625
+            controlsAlpha = 1.0
             dimRect = CGRect(x: dimInset, y: dimHeight, width: layout.size.width - dimInset * 2.0, height: layout.size.height - dimHeight * 2.0)
         }
     
@@ -296,6 +298,10 @@ private final class WalletQrScanScreenNode: ViewControllerTracingNode, UIScrollV
         transition.updateFrame(node: self.galleryButtonNode, frame: CGRect(origin: CGPoint(x: floor(layout.size.width / 2.0) - buttonSize.width - 28.0, y: dimHeight + frameSide + 50.0), size: buttonSize))
         transition.updateFrame(node: self.torchButtonNode, frame: CGRect(origin: CGPoint(x: floor(layout.size.width / 2.0) + 28.0, y: dimHeight + frameSide + 50.0), size: buttonSize))
         
+        transition.updateAlpha(node: self.titleNode, alpha: controlsAlpha)
+        transition.updateAlpha(node: self.galleryButtonNode, alpha: controlsAlpha)
+        transition.updateAlpha(node: self.torchButtonNode, alpha: controlsAlpha)
+        
         let titleSize = self.titleNode.updateLayout(CGSize(width: layout.size.width - sideInset * 2.0, height: layout.size.height))
         let titleFrame = CGRect(origin: CGPoint(x: floor((layout.size.width - titleSize.width) / 2.0), y: dimHeight - titleSize.height - titleSpacing), size: titleSize)
         transition.updateFrameAdditive(node: self.titleNode, frame: titleFrame)
diff --git a/submodules/WalletUI/Sources/WalletUtils.swift b/submodules/WalletUI/Sources/WalletUtils.swift
index 98d68ea9a9..7b31075067 100644
--- a/submodules/WalletUI/Sources/WalletUtils.swift
+++ b/submodules/WalletUI/Sources/WalletUtils.swift
@@ -63,11 +63,41 @@ func isValidAmount(_ amount: String) -> Bool {
         return false
     }
     
+    let string = amount.replacingOccurrences(of: ",", with: ".")
+    if let range = string.range(of: ".") {
+        let integralPart = String(string[..<range.lowerBound])
+        let fractionalPart = String(string[range.upperBound...])
+        let string = integralPart + fractionalPart + String(repeating: "0", count: max(0, 9 - fractionalPart.count))
+        if let _ = Int64(string) {
+        } else {
+            return false
+        }
+    } else if !string.isEmpty {
+        if let integral = Int64(string), integral <= maxIntegral {
+        } else {
+            return false
+        }
+    }
+    
     return true
 }
 
+private let maxIntegral: Int64 = Int64.max / 1000000000
+
 func amountValue(_ string: String) -> Int64 {
-    return Int64((Double(string.replacingOccurrences(of: ",", with: ".")) ?? 0.0) * 1000000000.0)
+    let string = string.replacingOccurrences(of: ",", with: ".")
+    if let range = string.range(of: ".") {
+        let integralPart = String(string[..<range.lowerBound])
+        let fractionalPart = String(string[range.upperBound...])
+        let string = integralPart + fractionalPart + String(repeating: "0", count: max(0, 9 - fractionalPart.count))
+        return Int64(string) ?? 0
+    } else if let integral = Int64(string) {
+        if integral > maxIntegral {
+            return 0
+        }
+        return integral * 1000000000
+    }
+    return 0
 }
 
 func normalizedStringForGramsString(_ string: String, decimalSeparator: String = ".") -> String {
diff --git a/submodules/WalletUI/Sources/WalletWordCheckScreen.swift b/submodules/WalletUI/Sources/WalletWordCheckScreen.swift
index 1337ab08f0..bb36256bf1 100644
--- a/submodules/WalletUI/Sources/WalletWordCheckScreen.swift
+++ b/submodules/WalletUI/Sources/WalletWordCheckScreen.swift
@@ -2706,7 +2706,7 @@ private final class WalletWordCheckScreenNode: ViewControllerTracingNode, UIScro
             guard let strongSelf = self else {
                 return
             }
-            if node === strongSelf.inputNodes.last {
+            if node.isLast {
                 if done {
                     action()
                 } else {