diff --git a/src/singletons/Settings.hpp b/src/singletons/Settings.hpp
index e6da2c291..82233f841 100644
--- a/src/singletons/Settings.hpp
+++ b/src/singletons/Settings.hpp
@@ -214,6 +214,8 @@ public:
 
     QStringSetting cachePath = {"/cache/path", ""};
     BoolSetting restartOnCrash = {"/misc/restartOnCrash", false};
+    BoolSetting attachExtensionToAnyProcess = {
+        "/misc/attachExtensionToAnyProcess", false};
 
     /// Debug
     BoolSetting showUnhandledIrcMessages = {"/debug/showUnhandledIrcMessages",
diff --git a/src/widgets/AttachedWindow.cpp b/src/widgets/AttachedWindow.cpp
index 155741df1..9e10f50dc 100644
--- a/src/widgets/AttachedWindow.cpp
+++ b/src/widgets/AttachedWindow.cpp
@@ -180,13 +180,19 @@ void AttachedWindow::attachToHwnd(void *_attachedPtr)
             QString qfilename =
                 QString::fromWCharArray(filename.get(), int(filenameLength));
 
-            if (!qfilename.endsWith("chrome.exe") &&
-                !qfilename.endsWith("firefox.exe"))
+            if (!getSettings()->attachExtensionToAnyProcess)
             {
-                qDebug() << "NM Illegal caller" << qfilename;
-                this->timer_.stop();
-                this->deleteLater();
-                return;
+                // We don't attach to non-browser processes by default.
+                if (!qfilename.endsWith("chrome.exe") &&
+                    !qfilename.endsWith("firefox.exe") &&
+                    !qfilename.endsWith("vivaldi.exe") &&
+                    !qfilename.endsWith("opera.exe"))
+                {
+                    qDebug() << "NM Illegal caller" << qfilename;
+                    this->timer_.stop();
+                    this->deleteLater();
+                    return;
+                }
             }
             this->validProcessName_ = true;
         }
diff --git a/src/widgets/settingspages/GeneralPage.cpp b/src/widgets/settingspages/GeneralPage.cpp
index 2a3f5a603..846aad040 100644
--- a/src/widgets/settingspages/GeneralPage.cpp
+++ b/src/widgets/settingspages/GeneralPage.cpp
@@ -439,10 +439,16 @@ void GeneralPage::initLayout(SettingsLayout &layout)
     layout.addDescription("The browser extension replaces the default "
                           "Twitch.tv chat with chatterino.");
 
-    layout.addDescription(formatRichNamedLink(CHROME_EXTENSION_LINK,
-                                              "Download for Google Chrome"));
+    layout.addDescription(formatRichNamedLink(
+        CHROME_EXTENSION_LINK,
+        "Download for Google Chrome and similar browsers."));
     layout.addDescription(
         formatRichNamedLink(FIREFOX_EXTENSION_LINK, "Download for Firefox"));
+
+    layout.addDescription("Chatterino only attaches to known browsers to avoid "
+                          "attaching to other windows by accident.");
+    layout.addCheckbox("Attach to any browser (may cause issues).",
+                       s.attachExtensionToAnyProcess);
 #endif
 
     layout.addTitle("Miscellaneous");