diff --git a/iOSClient/Files/NCFiles.swift b/iOSClient/Files/NCFiles.swift
index 43278c91f9..def75aab30 100644
--- a/iOSClient/Files/NCFiles.swift
+++ b/iOSClient/Files/NCFiles.swift
@@ -33,9 +33,8 @@ class NCFiles: NCCollectionViewCommon {
                 if let userInfo = notification.userInfo,
                    let account = userInfo["account"] as? String,
                    self.controller?.account == account {
-                    // (+)
-                    self.mainNavigationController?.menuPlusButton.backgroundColor = NCBrandColor.shared.getElement(account: account)
-                    self.mainNavigationController?.menuPlusButton.tintColor = .white
+                    // re-tint the + button
+                    self.mainNavigationController?.menuPlusButton.setPlusButtonColor(NCBrandColor.shared.getElement(account: account))
                 }
             }
         }
@@ -64,9 +63,8 @@ class NCFiles: NCCollectionViewCommon {
                     }
                     if let userInfo = notification.userInfo,
                        let account = userInfo["account"] as? String {
-                        // (+)
-                        self.mainNavigationController?.menuPlusButton.backgroundColor = NCBrandColor.shared.getElement(account: account)
-                        self.mainNavigationController?.menuPlusButton.tintColor = .white
+                        // re-tint the + button for the new account
+                        self.mainNavigationController?.menuPlusButton.setPlusButtonColor(NCBrandColor.shared.getElement(account: account))
                     }
 
                     self.navigationController?.popToRootViewController(animated: false)
@@ -144,11 +142,9 @@ class NCFiles: NCCollectionViewCommon {
             // disable + button if no create permission
             let color = NCBrandColor.shared.getElement(account: self.session.account)
 
-            // (+)
             if let menuPlusButton = self.mainNavigationController?.menuPlusButton {
                 menuPlusButton.isEnabled = metadataFolder.isCreatable
-                menuPlusButton.backgroundColor = metadataFolder.isCreatable ? color : .lightGray
-                menuPlusButton.tintColor = .white
+                menuPlusButton.setPlusButtonColor(metadataFolder.isCreatable ? color : .lightGray)
             }
         }
 
diff --git a/iOSClient/Main/NCMainNavigationController.swift b/iOSClient/Main/NCMainNavigationController.swift
index 10c8041a5c..e4b9979b6a 100644
--- a/iOSClient/Main/NCMainNavigationController.swift
+++ b/iOSClient/Main/NCMainNavigationController.swift
@@ -116,19 +116,26 @@ class NCMainNavigationController: UINavigationController, UINavigationController
 
         // PLUS BUTTON MENU
         let buttonSize: CGFloat = 44
-        let plusConfiguration = UIImage.SymbolConfiguration(pointSize: 22, weight: .regular)
+        let plusConfiguration = UIImage.SymbolConfiguration(pointSize: 18, weight: .regular)
         let plusImage = UIImage(systemName: "plus", withConfiguration: plusConfiguration)?.withRenderingMode(.alwaysTemplate)
-        menuPlusButton.setImage(plusImage, for: .normal)
-        menuPlusButton.tintColor = .white
-        menuPlusButton.contentHorizontalAlignment = .center
-        menuPlusButton.contentVerticalAlignment = .center
-        menuPlusButton.backgroundColor = NCBrandColor.shared.getElement(account: session.account)
-        menuPlusButton.layer.cornerRadius = buttonSize / 2
-        menuPlusButton.layer.masksToBounds = false
-        menuPlusButton.layer.shadowColor = UIColor.black.cgColor
-        menuPlusButton.layer.shadowOpacity = 0.18
-        menuPlusButton.layer.shadowRadius = 8
-        menuPlusButton.layer.shadowOffset = CGSize(width: 0, height: 4)
+
+        if #available(iOS 26.0, *) {
+            var glassConfiguration = UIButton.Configuration.prominentGlass()
+            glassConfiguration.image = plusImage
+            menuPlusButton.configuration = glassConfiguration
+        } else {
+            menuPlusButton.setImage(plusImage, for: .normal)
+            menuPlusButton.contentHorizontalAlignment = .center
+            menuPlusButton.contentVerticalAlignment = .center
+            menuPlusButton.layer.cornerRadius = buttonSize / 2
+            menuPlusButton.layer.masksToBounds = false
+            menuPlusButton.layer.shadowColor = UIColor.black.cgColor
+            menuPlusButton.layer.shadowOpacity = 0.18
+            menuPlusButton.layer.shadowRadius = 8
+            menuPlusButton.layer.shadowOffset = CGSize(width: 0, height: 4)
+        }
+
+        menuPlusButton.setPlusButtonColor(NCBrandColor.shared.getElement(account: session.account))
         menuPlusButton.showsMenuAsPrimaryAction = true
         menuPlusButton.translatesAutoresizingMaskIntoConstraints = false
         menuPlusButton.accessibilityLabel = NSLocalizedString("_add_", comment: "")
@@ -443,3 +450,14 @@ class NCMainNavigationController: UINavigationController, UINavigationController
         }
     }
 }
+
+extension UIButton {
+    func setPlusButtonColor(_ color: UIColor) {
+        if #available(iOS 26.0, *) {
+            tintColor = color
+        } else {
+            backgroundColor = color
+            tintColor = .white
+        }
+    }
+}
diff --git a/iOSClient/Menu/NCContextMenuPlus.swift b/iOSClient/Menu/NCContextMenuPlus.swift
index f8871856a0..094f644a4f 100644
--- a/iOSClient/Menu/NCContextMenuPlus.swift
+++ b/iOSClient/Menu/NCContextMenuPlus.swift
@@ -434,8 +434,7 @@ class NCContextMenuPlus: NSObject {
 
         menuPlusButton.menu = plusMenu
         menuPlusButton.showsMenuAsPrimaryAction = true
-        menuPlusButton.backgroundColor = NCBrandColor.shared.getElement(account: session.account)
-        menuPlusButton.tintColor = .white
+        menuPlusButton.setPlusButtonColor(NCBrandColor.shared.getElement(account: session.account))
         menuPlusButton.alpha = 1
 
         // E2EE Offline disable