diff --git a/scripts/check-abi-filters.js b/scripts/check-abi-filters.js
new file mode 100644
index 000000000..5c6a236a2
--- /dev/null
+++ b/scripts/check-abi-filters.js
@@ -0,0 +1,35 @@
+// scripts/check-abi-filters.js
+const fs = require('fs');
+const path = require('path');
+
+const gradlePath = path.join(process.cwd(), 'android', 'app', 'build.gradle');
+const lines = fs.readFileSync(gradlePath, 'utf8').split('\n');
+
+const checks = [
+  {
+    description: 'reactNativeArchitectures() default return',
+    match: line =>
+      line.includes('return value ? value.split') &&
+      line.includes('armeabi-v7a'),
+  },
+  {
+    description: 'ndk { abiFilters }',
+    match: line => line.includes('abiFilters') && line.includes('armeabi-v7a'),
+  },
+  {
+    description: 'versionCodes map',
+    match: line =>
+      line.includes('def versionCodes') && line.includes('armeabi-v7a'),
+  },
+];
+
+const failed = checks.filter(check => !lines.some(check.match));
+
+if (failed.length > 0) {
+  console.error('\nandroid/app/build.gradle is missing armeabi-v7a in:');
+  failed.forEach(c => console.error(`   - ${c.description}`));
+  console.error('\n   See PR #2078 for reference\n');
+  process.exit(1);
+}
+
+console.log('ABI filters check passed (3/3)');
diff --git a/scripts/postinstall.sh b/scripts/postinstall.sh
index 68d873062..06f9436b5 100755
--- a/scripts/postinstall.sh
+++ b/scripts/postinstall.sh
@@ -5,3 +5,4 @@ node ./scripts/mute-require-cycle-warnings.js
 node ./scripts/multi-modal-patch.js
 node ./scripts/git-commit-hash.js
 node ./scripts/generate-dkls-vendor.js
+node ./scripts/check-abi-filters.js