diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2992cd350..5833dc927 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,7 @@
 - Minor: Indicate when subscriptions and resubscriptions are for multiple months. (#5642)
 - Minor: Proxy URL information is now included in the `/debug-env` command. (#5648)
 - Minor: Make raid entry message usernames clickable. (#5651)
+- Minor: Tabs unhighlight when their content is read in other tabs. (#5649)
 - Bugfix: Fixed tab move animation occasionally failing to start after closing a tab. (#5426, #5612)
 - Bugfix: If a network request errors with 200 OK, Qt's error code is now reported instead of the HTTP status. (#5378)
 - Bugfix: Fixed restricted users usernames not being clickable. (#5405)
diff --git a/src/widgets/Notebook.cpp b/src/widgets/Notebook.cpp
index 2a01020fc..53c6dfcfa 100644
--- a/src/widgets/Notebook.cpp
+++ b/src/widgets/Notebook.cpp
@@ -204,7 +204,7 @@ void Notebook::duplicatePage(QWidget *page)
     {
         newTabPosition = tabPosition + 1;
     }
-    auto newTabHighlightState = item->tab->highlightState();
+
     QString newTabTitle = "";
     if (item->tab->hasCustomTitle())
     {
@@ -213,7 +213,7 @@ void Notebook::duplicatePage(QWidget *page)
 
     auto *tab =
         this->addPageAt(newContainer, newTabPosition, newTabTitle, false);
-    tab->setHighlightState(newTabHighlightState);
+    tab->copyHighlightStateAndSourcesFrom(item->tab);
 
     newContainer->setTab(tab);
 }
diff --git a/src/widgets/helper/ChannelView.cpp b/src/widgets/helper/ChannelView.cpp
index 50f6d1acc..eb33cef3b 100644
--- a/src/widgets/helper/ChannelView.cpp
+++ b/src/widgets/helper/ChannelView.cpp
@@ -1063,6 +1063,8 @@ void ChannelView::setChannel(const ChannelPtr &underlyingChannel)
 
     this->underlyingChannel_ = underlyingChannel;
 
+    this->updateID();
+
     this->performLayout();
     this->queueUpdate();
 
@@ -1081,6 +1083,8 @@ void ChannelView::setChannel(const ChannelPtr &underlyingChannel)
 void ChannelView::setFilters(const QList<QUuid> &ids)
 {
     this->channelFilters_ = std::make_shared<FilterSet>(ids);
+
+    this->updateID();
 }
 
 QList<QUuid> ChannelView::getFilterIds() const
@@ -1190,11 +1194,13 @@ void ChannelView::messageAppended(MessagePtr &message,
             (this->channel_->getType() == Channel::Type::TwitchAutomod &&
              getSettings()->enableAutomodHighlight))
         {
-            this->tabHighlightRequested.invoke(HighlightState::Highlighted);
+            this->tabHighlightRequested.invoke(HighlightState::Highlighted,
+                                               message);
         }
         else
         {
-            this->tabHighlightRequested.invoke(HighlightState::NewMessage);
+            this->tabHighlightRequested.invoke(HighlightState::NewMessage,
+                                               message);
         }
     }
 
@@ -3240,4 +3246,27 @@ void ChannelView::pendingLinkInfoStateChanged()
     this->tooltipWidget_->applyLastBoundsCheck();
 }
 
+void ChannelView::updateID()
+{
+    if (!this->underlyingChannel_)
+    {
+        // cannot update
+        return;
+    }
+
+    std::size_t seed = 0;
+    auto first = qHash(this->underlyingChannel_->getName());
+    auto second = qHash(this->getFilterIds());
+
+    boost::hash_combine(seed, first);
+    boost::hash_combine(seed, second);
+
+    this->id_ = seed;
+}
+
+ChannelView::ChannelViewID ChannelView::getID() const
+{
+    return this->id_;
+}
+
 }  // namespace chatterino
diff --git a/src/widgets/helper/ChannelView.hpp b/src/widgets/helper/ChannelView.hpp
index 704210712..74fd0aa39 100644
--- a/src/widgets/helper/ChannelView.hpp
+++ b/src/widgets/helper/ChannelView.hpp
@@ -179,6 +179,9 @@ public:
 
     LimitedQueueSnapshot<MessageLayoutPtr> &getMessagesSnapshot();
 
+    // Returns true if message should be included
+    bool shouldIncludeMessage(const MessagePtr &m) const;
+
     void queueLayout();
     void invalidateBuffers();
 
@@ -212,9 +215,13 @@ public:
 
     Scrollbar *scrollbar();
 
+    using ChannelViewID = std::size_t;
+    ChannelViewID getID() const;
+
     pajlada::Signals::Signal<QMouseEvent *> mouseDown;
     pajlada::Signals::NoArgSignal selectionChanged;
-    pajlada::Signals::Signal<HighlightState> tabHighlightRequested;
+    pajlada::Signals::Signal<HighlightState, const MessagePtr &>
+        tabHighlightRequested;
     pajlada::Signals::NoArgSignal liveStatusChanged;
     pajlada::Signals::Signal<const Link &> linkClicked;
     pajlada::Signals::Signal<QString, FromTwitchLinkOpenChannelIn>
@@ -314,6 +321,9 @@ private:
     void showReplyThreadPopup(const MessagePtr &message);
     bool canReplyToMessages() const;
 
+    void updateID();
+    ChannelViewID id_{};
+
     bool layoutQueued_ = false;
     bool bufferInvalidationQueued_ = false;
 
@@ -374,9 +384,6 @@ private:
 
     FilterSetPtr channelFilters_;
 
-    // Returns true if message should be included
-    bool shouldIncludeMessage(const MessagePtr &m) const;
-
     // Returns whether the scrollbar should have highlights
     bool showScrollbarHighlights() const;
 
diff --git a/src/widgets/helper/NotebookTab.cpp b/src/widgets/helper/NotebookTab.cpp
index be2b371a3..23d7d90bc 100644
--- a/src/widgets/helper/NotebookTab.cpp
+++ b/src/widgets/helper/NotebookTab.cpp
@@ -1,6 +1,7 @@
 #include "widgets/helper/NotebookTab.hpp"
 
 #include "Application.hpp"
+#include "common/Channel.hpp"
 #include "common/Common.hpp"
 #include "controllers/hotkeys/HotkeyCategory.hpp"
 #include "controllers/hotkeys/HotkeyController.hpp"
@@ -12,9 +13,11 @@
 #include "widgets/dialogs/SettingsDialog.hpp"
 #include "widgets/Notebook.hpp"
 #include "widgets/splits/DraggedSplit.hpp"
+#include "widgets/splits/Split.hpp"
 #include "widgets/splits/SplitContainer.hpp"
 
 #include <boost/bind/bind.hpp>
+#include <boost/container_hash/hash.hpp>
 #include <QAbstractAnimation>
 #include <QApplication>
 #include <QDebug>
@@ -302,10 +305,144 @@ bool NotebookTab::isSelected() const
     return this->selected_;
 }
 
+void NotebookTab::removeNewMessageSource(
+    const ChannelView::ChannelViewID &source)
+{
+    this->highlightSources_.newMessageSource.erase(source);
+}
+
+void NotebookTab::removeHighlightedSource(
+    const ChannelView::ChannelViewID &source)
+{
+    this->highlightSources_.highlightedSource.erase(source);
+}
+
+void NotebookTab::removeHighlightStateChangeSources(
+    const HighlightSources &toRemove)
+{
+    for (const auto &source : toRemove.newMessageSource)
+    {
+        this->removeNewMessageSource(source);
+    }
+
+    for (const auto &source : toRemove.highlightedSource)
+    {
+        this->removeHighlightedSource(source);
+    }
+}
+
+void NotebookTab::newHighlightSourceAdded(const ChannelView &channelViewSource)
+{
+    auto channelViewId = channelViewSource.getID();
+    this->removeHighlightedSource(channelViewId);
+    this->removeNewMessageSource(channelViewId);
+    this->updateHighlightStateDueSourcesChange();
+
+    auto *splitNotebook = dynamic_cast<SplitNotebook *>(this->notebook_);
+    if (splitNotebook)
+    {
+        for (int i = 0; i < splitNotebook->getPageCount(); ++i)
+        {
+            auto *splitContainer =
+                dynamic_cast<SplitContainer *>(splitNotebook->getPageAt(i));
+            if (splitContainer)
+            {
+                auto *tab = splitContainer->getTab();
+                if (tab && tab != this)
+                {
+                    tab->removeHighlightedSource(channelViewId);
+                    tab->removeNewMessageSource(channelViewId);
+                    tab->updateHighlightStateDueSourcesChange();
+                }
+            }
+        }
+    }
+}
+
+void NotebookTab::updateHighlightStateDueSourcesChange()
+{
+    if (!this->highlightSources_.highlightedSource.empty())
+    {
+        assert(this->highlightState_ == HighlightState::Highlighted);
+        return;
+    }
+
+    if (!this->highlightSources_.newMessageSource.empty())
+    {
+        if (this->highlightState_ != HighlightState::NewMessage)
+        {
+            this->highlightState_ = HighlightState::NewMessage;
+            this->update();
+        }
+    }
+    else
+    {
+        if (this->highlightState_ != HighlightState::None)
+        {
+            this->highlightState_ = HighlightState::None;
+            this->update();
+        }
+    }
+
+    assert(this->highlightState_ != HighlightState::Highlighted);
+}
+
+void NotebookTab::copyHighlightStateAndSourcesFrom(const NotebookTab *sourceTab)
+{
+    if (this->isSelected())
+    {
+        assert(this->highlightSources_.highlightedSource.empty());
+        assert(this->highlightSources_.newMessageSource.empty());
+        assert(this->highlightState_ == HighlightState::None);
+        return;
+    }
+
+    this->highlightSources_ = sourceTab->highlightSources_;
+
+    if (!this->highlightEnabled_ &&
+        sourceTab->highlightState_ == HighlightState::NewMessage)
+    {
+        return;
+    }
+
+    if (this->highlightState_ == sourceTab->highlightState_ ||
+        this->highlightState_ == HighlightState::Highlighted)
+    {
+        return;
+    }
+
+    this->highlightState_ = sourceTab->highlightState_;
+    this->update();
+}
+
 void NotebookTab::setSelected(bool value)
 {
     this->selected_ = value;
 
+    if (value)
+    {
+        auto *splitNotebook = dynamic_cast<SplitNotebook *>(this->notebook_);
+        if (splitNotebook)
+        {
+            for (int i = 0; i < splitNotebook->getPageCount(); ++i)
+            {
+                auto *splitContainer =
+                    dynamic_cast<SplitContainer *>(splitNotebook->getPageAt(i));
+                if (splitContainer)
+                {
+                    auto *tab = splitContainer->getTab();
+                    if (tab && tab != this)
+                    {
+                        tab->removeHighlightStateChangeSources(
+                            this->highlightSources_);
+                        tab->updateHighlightStateDueSourcesChange();
+                    }
+                }
+            }
+        }
+    }
+
+    this->highlightSources_.clear();
     this->highlightState_ = HighlightState::None;
 
     this->update();
@@ -358,13 +495,23 @@ bool NotebookTab::isLive() const
     return this->isLive_;
 }
 
+HighlightState NotebookTab::highlightState() const
+{
+    return this->highlightState_;
+}
+
 void NotebookTab::setHighlightState(HighlightState newHighlightStyle)
 {
     if (this->isSelected())
     {
+        assert(this->highlightSources_.highlightedSource.empty());
+        assert(this->highlightSources_.newMessageSource.empty());
+        assert(this->highlightState_ == HighlightState::None);
         return;
     }
 
+    this->highlightSources_.clear();
+
     if (!this->highlightEnabled_ &&
         newHighlightStyle == HighlightState::NewMessage)
     {
@@ -381,9 +528,87 @@ void NotebookTab::setHighlightState(HighlightState newHighlightStyle)
     this->update();
 }
 
-HighlightState NotebookTab::highlightState() const
+void NotebookTab::updateHighlightState(HighlightState newHighlightStyle,
+                                       const ChannelView &channelViewSource,
+                                       const MessagePtr &message)
 {
-    return this->highlightState_;
+    if (this->isSelected())
+    {
+        assert(this->highlightSources_.highlightedSource.empty());
+        assert(this->highlightSources_.newMessageSource.empty());
+        assert(this->highlightState_ == HighlightState::None);
+        return;
+    }
+
+    if (!this->shouldMessageHighlight(channelViewSource, message))
+    {
+        return;
+    }
+
+    if (!this->highlightEnabled_ &&
+        newHighlightStyle == HighlightState::NewMessage)
+    {
+        return;
+    }
+
+    // message is highlighting unvisible tab
+
+    auto channelViewId = channelViewSource.getID();
+
+    switch (newHighlightStyle)
+    {
+        case HighlightState::Highlighted: {
+            if (!this->highlightSources_.highlightedSource.contains(
+                    channelViewId))
+            {
+                this->highlightSources_.highlightedSource.insert(channelViewId);
+            }
+            break;
+        }
+        case HighlightState::NewMessage: {
+            if (!this->highlightSources_.newMessageSource.contains(
+                    channelViewId))
+            {
+                this->highlightSources_.newMessageSource.insert(channelViewId);
+            }
+            break;
+        }
+        case HighlightState::None:
+            break;
+    }
+
+    if (this->highlightState_ == newHighlightStyle ||
+        this->highlightState_ == HighlightState::Highlighted)
+    {
+        return;
+    }
+
+    this->highlightState_ = newHighlightStyle;
+    this->update();
+}
+
+bool NotebookTab::shouldMessageHighlight(const ChannelView &channelViewSource,
+                                         const MessagePtr &message) const
+{
+    auto *visibleSplitContainer =
+        dynamic_cast<SplitContainer *>(this->notebook_->getSelectedPage());
+    if (visibleSplitContainer != nullptr)
+    {
+        const auto &visibleSplits = visibleSplitContainer->getSplits();
+        for (const auto &visibleSplit : visibleSplits)
+        {
+            if (channelViewSource.underlyingChannel() ==
+                    visibleSplit->getChannel() &&
+                visibleSplit->getChannelView().shouldIncludeMessage(message) &&
+                channelViewSource.shouldIncludeMessage(message) &&
+                channelViewSource.getFilterIds().empty())
+            {
+                return false;
+            }
+        }
+    }
+
+    return true;
 }
 
 void NotebookTab::setHighlightsEnabled(const bool &newVal)
diff --git a/src/widgets/helper/NotebookTab.hpp b/src/widgets/helper/NotebookTab.hpp
index 6ae7802d0..2d3865daa 100644
--- a/src/widgets/helper/NotebookTab.hpp
+++ b/src/widgets/helper/NotebookTab.hpp
@@ -2,6 +2,7 @@
 
 #include "common/Common.hpp"
 #include "widgets/helper/Button.hpp"
+#include "widgets/helper/ChannelView.hpp"
 #include "widgets/Notebook.hpp"
 
 #include <pajlada/settings/setting.hpp>
@@ -59,11 +60,25 @@ public:
      **/
     bool isLive() const;
 
+    /**
+     * @brief Sets the highlight state of this tab clearing highlight sources
+     *
+     * Obeys the HighlightsEnabled setting and highlight states hierarchy
+     */
     void setHighlightState(HighlightState style);
-    HighlightState highlightState() const;
-
+    /**
+     * @brief Updates the highlight state and highlight sources of this tab
+     *
+     * Obeys the HighlightsEnabled setting and the highlight state hierarchy and tracks the highlight state update sources
+     */
+    void updateHighlightState(HighlightState style,
+                              const ChannelView &channelViewSource,
+                              const MessagePtr &message);
+    void copyHighlightStateAndSourcesFrom(const NotebookTab *sourceTab);
     void setHighlightsEnabled(const bool &newVal);
+    void newHighlightSourceAdded(const ChannelView &channelViewSource);
     bool hasHighlightsEnabled() const;
+    HighlightState highlightState() const;
 
     void moveAnimated(QPoint targetPos, bool animated = true);
 
@@ -107,6 +122,25 @@ private:
 
     int normalTabWidthForHeight(int height) const;
 
+    bool shouldMessageHighlight(const ChannelView &channelViewSource,
+                                const MessagePtr &message) const;
+
+    struct HighlightSources {
+        std::unordered_set<ChannelView::ChannelViewID> newMessageSource;
+        std::unordered_set<ChannelView::ChannelViewID> highlightedSource;
+
+        void clear()
+        {
+            this->newMessageSource.clear();
+            this->highlightedSource.clear();
+        }
+    } highlightSources_;
+
+    void removeHighlightStateChangeSources(const HighlightSources &toRemove);
+    void removeNewMessageSource(const ChannelView::ChannelViewID &source);
+    void removeHighlightedSource(const ChannelView::ChannelViewID &source);
+    void updateHighlightStateDueSourcesChange();
+
     QPropertyAnimation positionChangedAnimation_;
     QPoint positionAnimationDesiredPoint_;
 
diff --git a/src/widgets/splits/SplitContainer.cpp b/src/widgets/splits/SplitContainer.cpp
index 1cca478f0..e0ef7d4ea 100644
--- a/src/widgets/splits/SplitContainer.cpp
+++ b/src/widgets/splits/SplitContainer.cpp
@@ -213,13 +213,22 @@ void SplitContainer::addSplit(Split *split)
 
     auto &&conns = this->connectionsPerSplit_[split];
 
-    conns.managedConnect(split->getChannelView().tabHighlightRequested,
-                         [this](HighlightState state) {
-                             if (this->tab_ != nullptr)
-                             {
-                                 this->tab_->setHighlightState(state);
-                             }
-                         });
+    conns.managedConnect(
+        split->getChannelView().tabHighlightRequested,
+        [this, split](HighlightState state, const MessagePtr &message) {
+            if (this->tab_ != nullptr)
+            {
+                this->tab_->updateHighlightState(state, split->getChannelView(),
+                                                 message);
+            }
+        });
+
+    conns.managedConnect(split->channelChanged, [this, split] {
+        if (this->tab_ != nullptr)
+        {
+            this->tab_->newHighlightSourceAdded(split->getChannelView());
+        }
+    });
 
     conns.managedConnect(split->getChannelView().liveStatusChanged, [this]() {
         this->refreshTabLiveStatus();