diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index d65a2ca0..fc780421 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -7645,3 +7645,71 @@ exports.updateComments = async (req, reply) => {
     return reply.code(500).send({ error: "Internal server error" });
   }
 };
+
+
+exports.resolvedIssuesForSupport = async (req, reply) => {
+  try {
+    const { supportId } = req.params;
+
+    if (!supportId) {
+      return reply.code(400).send({ error: "supportId is required" });
+    }
+
+    // Fetch support document
+    const support = await Support.findOne({ supportId });
+    if (!support) {
+      return reply.code(404).send({ error: "Support record not found" });
+    }
+
+    const categorizedIssues = support.categorizedIssues || [];
+    const resolvedIssues = support.resolvedIssues || [];
+    let updatedCount = 0;
+
+    // Filter escalation issues
+    const escalationIssues = categorizedIssues.filter(issue => issue.category === "Escalation");
+
+    for (const issue of escalationIssues) {
+      const masterHardwareId = issue.masterHardwareId || issue.hardwareId;
+
+      // Get master sensor
+      const master = await Insensors.findOne({ hardwareId: masterHardwareId }).lean();
+      if (!master) continue;
+
+      // Get slaves connected to this master
+      const slaves = await Insensors.find({ connected_to: masterHardwareId }).lean();
+
+      // Check if master and all slaves are connected
+      const allConnected = master.connected_status === "connected" && slaves.every(s => s.connected_status === "connected");
+
+      if (allConnected) {
+        // Prepare resolved issue data
+        const resolvedIssue = {
+          ...issue.toObject ? issue.toObject() : issue, // convert if mongoose doc
+          category: "Resolved",
+          resolvedAt: new Date().toISOString(),
+          originalMovedAt: issue.movedAt || null,
+        };
+
+        // Remove from categorizedIssues
+        support.categorizedIssues = support.categorizedIssues.filter(i => i._id.toString() !== issue._id.toString());
+
+        // Add to resolvedIssues
+        support.resolvedIssues.push(resolvedIssue);
+
+        updatedCount++;
+      }
+    }
+
+    // Save updated support document
+    await support.save();
+
+    return reply.send({
+      status: "success",
+      message: `${updatedCount} issue(s) moved to resolved`,
+      supportId,
+    });
+  } catch (error) {
+    console.error("Error in updateIssueResolutionBasedOnConnectionStatus:", error);
+    return reply.code(500).send({ error: "Internal server error" });
+  }
+}
\ No newline at end of file
diff --git a/src/models/store.js b/src/models/store.js
index 0bb3e9c4..660013ba 100644
--- a/src/models/store.js
+++ b/src/models/store.js
@@ -322,6 +322,16 @@ const installationschema = new mongoose.Schema({
    issues: [IssueSchema],
 
   categorizedIssues: [CategorizedIssueSchema],
+  resolvedIssues: [
+    {
+      type: { type: String },
+      hardwareId: String,
+      masterHardwareId: String,
+      category: String, // will be 'Resolved'
+      resolvedAt: String, // ISO string or Date
+      originalMovedAt: String, // store original movedAt for reference
+    }
+  ],
      masterDisconnected: [{  // new field for master disconnected details
        hardwareId: String,
        masterName: String,
diff --git a/src/routes/installationRoute.js b/src/routes/installationRoute.js
index c86db920..43756337 100644
--- a/src/routes/installationRoute.js
+++ b/src/routes/installationRoute.js
@@ -894,6 +894,24 @@ module.exports = function (fastify, opts, next) {
         },
         handler: installationController.StatusTeamMember
     });
+
+
+    fastify.put('/api/resolvedIssues/:supportId', {
+      schema: {
+        description: "Resolved Issues for Support Team",
+        tags: ["Support"],
+        params: {
+          type: "object",
+          required: ["supportId"],
+          properties: {
+            supportId: { type: "string", minLength: 1 },
+           
+          }
+        },
+      },
+      handler: installationController.resolvedIssuesForSupport
+    });
+
     next();
 
 }
\ No newline at end of file