diff --git a/.github/workflows/ci-test.yaml b/.github/workflows/ci-test.yaml
index 40353b00e00d..25c02707f488 100644
--- a/.github/workflows/ci-test.yaml
+++ b/.github/workflows/ci-test.yaml
@@ -21,7 +21,7 @@ jobs:
         cache: 'yarn'
 
     - name: Install
-      run: yarn --frozen-lockfile
+      run: yarn --immutable
 
     - name: Build
       run: yarn ci:testbuild
diff --git a/.github/workflows/deploy-preview.yaml b/.github/workflows/deploy-preview.yaml
index ec603a52bcfb..38d18fb8d3b2 100644
--- a/.github/workflows/deploy-preview.yaml
+++ b/.github/workflows/deploy-preview.yaml
@@ -80,12 +80,14 @@ jobs:
           
           if (pr.state !== 'open') {
             console.log(`PR #${pr.number} was closed during build, skipping deployment`);
-            core.setOutput('should_deploy', 'false');
+            const fs = require('fs');
+            fs.appendFileSync(process.env.GITHUB_OUTPUT, `should_deploy=false\n`);
             return;
           }
           
           console.log(`PR #${pr.number} is still open, proceeding with deployment`);
-          core.setOutput('should_deploy', 'true');
+          const fs = require('fs');
+          fs.appendFileSync(process.env.GITHUB_OUTPUT, `should_deploy=true\n`);
 
     - name: Config Netlify CORS
       if: steps.final-pr-check.outputs.should_deploy == 'true'
diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 02b4b354c387..33c75a4d12ba 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -45,7 +45,7 @@ jobs:
         yarn ci:deploy:nightly
 
     - name: Deploy
-      uses: JamesIves/github-pages-deploy-action@v4.3.3
+      uses: JamesIves/github-pages-deploy-action@v4.7.6
       with:
         branch: gh-pages # The branch the action should deploy to.
         folder: packages/website/build # The folder the action should deploy.
@@ -79,7 +79,7 @@ jobs:
         yarn ci:deploy
 
     - name: Deploy
-      uses: JamesIves/github-pages-deploy-action@v4.3.3
+      uses: JamesIves/github-pages-deploy-action@v4.7.6
       with:
         branch: gh-pages # The branch the action should deploy to.
         folder: packages/website/build # The folder the action should deploy.
diff --git a/.github/workflows/issue-close.yaml b/.github/workflows/issue-close.yaml
index b9136a0ac12a..14eba8d78ff9 100644
--- a/.github/workflows/issue-close.yaml
+++ b/.github/workflows/issue-close.yaml
@@ -8,7 +8,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/stale@v5
+    - uses: actions/stale@v9
       with:
         # The number of days old an issue can be before marking it stale.
         days-before-stale: 21
diff --git a/.github/workflows/issue-reopen.yaml b/.github/workflows/issue-reopen.yaml
index 0203add9f2a3..e13ac93e50c6 100644
--- a/.github/workflows/issue-reopen.yaml
+++ b/.github/workflows/issue-reopen.yaml
@@ -28,7 +28,8 @@ jobs:
             // Allowed bots
             const isSystemUser = ['ui5-webcomponents-bot', 'github-actions[bot]'].includes(commenter);
 
-            core.setOutput('shouldReopen', !isSystemUser && commentAt > closedAt);
+            const fs = require('fs');
+            fs.appendFileSync(process.env.GITHUB_OUTPUT, `shouldReopen=${!isSystemUser && commentAt > closedAt}\n`);
 
       - name: Reopen Issue
         if: steps.check.outputs.shouldReopen == 'true'
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index 48d48fefb718..2f42d35678af 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -17,7 +17,7 @@ jobs:
         cache: 'yarn'
 
     - name: Install Dependencies
-      run: yarn --frozen-lockfile
+      run: yarn --immutable
 
     - name: Lint
       run: yarn ci:lint
diff --git a/.github/workflows/release-downport.yaml b/.github/workflows/release-downport.yaml
index 1c6b21f150cb..6520fd196704 100644
--- a/.github/workflows/release-downport.yaml
+++ b/.github/workflows/release-downport.yaml
@@ -26,7 +26,7 @@ jobs:
         cache: 'yarn'
 
     - name: Install
-      run: yarn --frozen-lockfile
+      run: yarn --immutable
 
     - name: Version Bump
       env:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index e93f308271fd..65ef8323a3b7 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -48,7 +48,7 @@ jobs:
           cache: 'yarn'
 
       - name: Install Dependencies
-        run: yarn --frozen-lockfile
+        run: yarn --immutable
 
       - name: Build
         run: yarn ci:releasebuild
@@ -132,7 +132,7 @@ jobs:
           cache: 'yarn'
 
       - name: Install Dependencies
-        run: yarn --frozen-lockfile
+        run: yarn --immutable
 
       - name: Build
         run: yarn ci:releasebuild
@@ -200,7 +200,7 @@ jobs:
           cache: 'yarn'
 
       - name: Install Dependencies
-        run: yarn --frozen-lockfile
+        run: yarn --immutable
 
       - name: Build
         run: yarn ci:releasebuild
@@ -244,7 +244,7 @@ jobs:
           cache: 'yarn'
 
       - name: Install Dependencies
-        run: yarn --frozen-lockfile
+        run: yarn --immutable
 
       - name: Build
         run: yarn ci:releasebuild
diff --git a/packages/base/src/UI5Element.ts b/packages/base/src/UI5Element.ts
index b9eeed056df4..36f31b62b81c 100644
--- a/packages/base/src/UI5Element.ts
+++ b/packages/base/src/UI5Element.ts
@@ -277,9 +277,7 @@ abstract class UI5Element extends HTMLElement {
 	}
 
 	/**
-	 * Returns a unique ID for this UI5 Element
-	 *
-	 * @deprecated - This property is not guaranteed in future releases
+	 * Returns a unique ID for this UI5 Element.
 	 * @protected
 	 */
 	get _id() {