diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 2554efe1bb..7ccb52ae62 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -27,19 +27,19 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        node: [18, 20]
+        node: [20, 22]
         database: [mongo-dev, mongo, redis, postgres]
         include:
           # only run coverage once
           - os: ubuntu-latest
-            node: 18
+            node: 22
             coverage: true
           # test under development once
           - database: mongo-dev
             test_env: development
           # only run eslint once
           - os: ubuntu-latest
-            node: 18
+            node: 22
             database: mongo-dev
             lint: true
     runs-on: ${{ matrix.os }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91b6e9874b..cc3228268f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,36 @@
+#### v4.3.1 (2025-05-07)
+
+##### Chores
+
+*  node 18 eol (800426d6)
+*  up widgets (ee2f91ad)
+*  up themes (18867fb1)
+*  update bundled plugins to use eslint9 (343f13e1)
+*  incrementing version number - v4.3.0 (bff291db)
+*  update changelog for v4.3.0 (76c03019)
+*  incrementing version number - v4.2.2 (17fecc24)
+*  incrementing version number - v4.2.1 (852a270c)
+*  incrementing version number - v4.2.0 (87581958)
+*  incrementing version number - v4.1.1 (b2afbb16)
+*  incrementing version number - v4.1.0 (36c80850)
+*  incrementing version number - v4.0.6 (4a52fb2e)
+*  incrementing version number - v4.0.5 (1792a62b)
+*  incrementing version number - v4.0.4 (b1125cce)
+*  incrementing version number - v4.0.3 (2b65c735)
+*  incrementing version number - v4.0.2 (73fe5fcf)
+*  incrementing version number - v4.0.1 (a461b758)
+*  incrementing version number - v4.0.0 (c1eaee45)
+
+##### Other Changes
+
+* //github.com/NodeBB/NodeBB/issues/13367 (d35aad31)
+
+##### Tests
+
+*  fix android test (31af05c7)
+*  fix android test (25979294)
+*  fix a test (7ef79981)
+
 #### v4.3.0 (2025-05-01)
 
 ##### Chores
diff --git a/README.md b/README.md
index 67cde8daac..6c5d80e0fd 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ Our minimalist "Harmony" theme gets you going right away, no coding experience r
 
 NodeBB requires the following software to be installed:
 
-* A version of Node.js at least 18 or greater ([installation/upgrade instructions](https://github.com/nodesource/distributions))
+* A version of Node.js at least 20 or greater ([installation/upgrade instructions](https://github.com/nodesource/distributions))
 * MongoDB, version 3.6 or greater **or** Redis, version 2.8.9 or greater
 * If you are using [clustering](https://docs.nodebb.org/configuring/scaling/) you need Redis installed and configured.
 * nginx, version 1.3.13 or greater (**only if** intending to use nginx to proxy requests to a NodeBB)
diff --git a/dev.Dockerfile b/dev.Dockerfile
index 4946d18725..b02384558a 100644
--- a/dev.Dockerfile
+++ b/dev.Dockerfile
@@ -58,8 +58,8 @@ RUN corepack enable \
     && mkdir -p /usr/src/app/logs/ /opt/config/ \
     && chown -R ${USER}:${USER} /usr/src/app/ /opt/config/
 
-COPY --from=build --chown=${USER}:${USER} /usr/src/app/ /usr/src/app/install/docker/setup.json /usr/src/app/
-COPY --from=build --chown=${USER}:${USER} /usr/bin/tini /usr/src/app/install/docker/entrypoint.sh /usr/local/bin/
+COPY --from=git --chown=${USER}:${USER} /usr/src/app/ /usr/src/app/install/docker/setup.json /usr/src/app/
+COPY --from=git --chown=${USER}:${USER} /usr/bin/tini /usr/src/app/install/docker/entrypoint.sh /usr/local/bin/
 COPY --from=node_modules_touch --chown=${USER}:${USER} /usr/src/app/ /usr/src/app/
 COPY --from=git --chown=${USER}:${USER} /usr/src/app/ /usr/src/app/
 
diff --git a/install/package.json b/install/package.json
index 6c45c9bfef..7755411a40 100644
--- a/install/package.json
+++ b/install/package.json
@@ -2,7 +2,7 @@
     "name": "nodebb",
     "license": "GPL-3.0",
     "description": "NodeBB Forum",
-    "version": "4.3.0",
+    "version": "4.3.1",
     "homepage": "https://www.nodebb.org",
     "repository": {
         "type": "git",
@@ -186,7 +186,7 @@
         "url": "https://github.com/NodeBB/NodeBB/issues"
     },
     "engines": {
-        "node": ">=18"
+        "node": ">=20"
     },
     "maintainers": [
         {
diff --git a/public/src/utils.common.js b/public/src/utils.common.js
index 66785a6467..0014b3ae85 100644
--- a/public/src/utils.common.js
+++ b/public/src/utils.common.js
@@ -507,9 +507,15 @@ const utils = {
 		return str.toString().replace(escapeChars, replaceChar);
 	},
 
-	isAndroidBrowser: function () {
+	isAndroidBrowser: function (nua) {
+		if (!nua) {
+			if (typeof navigator !== 'undefined' && navigator.userAgent) {
+				nua = navigator.userAgent;
+			} else {
+				return false;
+			}
+		}
 		// http://stackoverflow.com/questions/9286355/how-to-detect-only-the-native-android-browser
-		const nua = navigator.userAgent;
 		return ((nua.indexOf('Mozilla/5.0') > -1 && nua.indexOf('Android ') > -1 && nua.indexOf('AppleWebKit') > -1) && !(nua.indexOf('Chrome') > -1));
 	},
 
diff --git a/test/utils.js b/test/utils.js
index 68371c1afd..3e6338934c 100644
--- a/test/utils.js
+++ b/test/utils.js
@@ -285,18 +285,18 @@ describe('Utility Methods', () => {
 	});
 
 	it('should return false if browser is not android', (done) => {
-		global.navigator = {
+		const navigator = {
 			userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.96 Safari/537.36',
 		};
-		assert.equal(utils.isAndroidBrowser(), false);
+		assert.equal(utils.isAndroidBrowser(navigator.userAgent), false);
 		done();
 	});
 
 	it('should return true if browser is android', (done) => {
-		global.navigator = {
+		const navigator = {
 			userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Android /58.0.3029.96 Safari/537.36',
 		};
-		assert.equal(utils.isAndroidBrowser(), true);
+		assert.equal(utils.isAndroidBrowser(navigator.userAgent), true);
 		done();
 	});