diff --git a/Signal/src/Calls/UserInterface/Group/GroupCallErrorView.swift b/Signal/src/Calls/UserInterface/Group/GroupCallErrorView.swift
index 6265b6097b..0eee84e038 100644
--- a/Signal/src/Calls/UserInterface/Group/GroupCallErrorView.swift
+++ b/Signal/src/Calls/UserInterface/Group/GroupCallErrorView.swift
@@ -27,6 +27,7 @@ class GroupCallErrorView: UIView {
     var labelText: String? {
         didSet {
             label.text = labelText
+            configure()
         }
     }
 
@@ -61,7 +62,7 @@ class GroupCallErrorView: UIView {
             comment: "A button to receive more info about not seeing a participant in group call grid")
 
         let button = UIButton()
-        button.backgroundColor = UIColor.darkGray
+        button.backgroundColor = .ows_gray75
         button.layer.cornerRadius = 16
         button.titleLabel?.textAlignment = .center
         button.contentEdgeInsets = UIEdgeInsets(top: 3, leading: 12, bottom: 3, trailing: 12)
@@ -95,11 +96,15 @@ class GroupCallErrorView: UIView {
         stackView.setCustomSpacing(16, after: label)
 
         addSubview(stackView)
+        insetsLayoutMarginsFromSafeArea = false
         stackView.autoPinWidthToSuperviewMargins()
         stackView.autoVCenterInSuperview()
         stackView.autoPinEdge(toSuperviewMargin: .top, relation: .greaterThanOrEqual)
         stackView.autoPinEdge(toSuperviewMargin: .bottom, relation: .greaterThanOrEqual)
 
+        iconView.setCompressionResistanceHigh()
+        button.setCompressionResistanceHigh()
+
         iconView.autoSetDimensions(to: CGSize(width: 24, height: 24))
 
         addSubview(miniButton)
@@ -122,6 +127,15 @@ class GroupCallErrorView: UIView {
         label.isHidden = isCompact
         button.isHidden = isCompact
         miniButton.isHidden = !isCompact
+
+        layoutIfNeeded()
+
+        // The error text is easily truncated in small cells with large dynamic type.
+        // If the label gets truncated, just hide it.
+        if !label.isHidden {
+            let labelDesiredHeight = label.sizeThatFits(CGSize(width: label.bounds.width, height: .greatestFiniteMagnitude)).height
+            label.isHidden = (labelDesiredHeight > label.bounds.height)
+        }
     }
 
     @objc
diff --git a/Signal/src/Calls/UserInterface/Group/GroupCallMemberView.swift b/Signal/src/Calls/UserInterface/Group/GroupCallMemberView.swift
index 044f9f9fe8..93f4b77ff8 100644
--- a/Signal/src/Calls/UserInterface/Group/GroupCallMemberView.swift
+++ b/Signal/src/Calls/UserInterface/Group/GroupCallMemberView.swift
@@ -344,6 +344,8 @@ class GroupCallRemoteMemberView: GroupCallMemberView {
         if !device.mediaKeysReceived {
             // No media keys. Display error view
             errorView.isHidden = false
+
+            noVideoView.backgroundColor = .ows_black
             backgroundAvatarView.image = profileImage?.makeGrayscale()
             configureErrorView(for: device.address)
 
diff --git a/SignalMessaging/categories/UIDevice+featureSupport.swift b/SignalMessaging/categories/UIDevice+featureSupport.swift
index 06ac59286e..629f158f55 100644
--- a/SignalMessaging/categories/UIDevice+featureSupport.swift
+++ b/SignalMessaging/categories/UIDevice+featureSupport.swift
@@ -30,12 +30,18 @@ public extension UIDevice {
         case 1920, 2208:
             // iPhone 6+/6S+/7+/8+//
             return false
+        case 2340:
+            // iPhone 12 Mini
+            return true
         case 2436:
             // iPhone X, iPhone XS
             return true
         case 2688:
             // iPhone X Max
             return true
+        case 2778:
+            // iPhone 12 Pro Max
+            return true
         default:
             // Verify all our IOS_DEVICE_CONSTANT tags make sense when adding a new device size.
             owsFailDebug("unknown device format")
@@ -71,6 +77,9 @@ public extension UIDevice {
         case 2688:
             // iPhone X Max
             return true
+        case 2778:
+            // iPhone 12 Pro Max
+            return true
         default:
             // Verify all our IOS_DEVICE_CONSTANT tags make sense when adding a new device size.
             owsFailDebug("unknown device format")