diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index 77793043..8dea0a3e 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -9650,3 +9650,81 @@ exports.resolvedIssuesForSupport = async (req, reply) => {
 };
 
 
+exports.resolveIssueIfAllConnected = async (req, reply) => {
+  try {
+    const { supportId } = req.params;
+    const { hardwareId, reason, category } = req.body;
+
+    if (!supportId || !hardwareId || !reason) {
+      return reply.code(400).send({
+        message: "supportId (path), hardwareId and reason (body) are required",
+      });
+    }
+
+    const support = await Support.findOne({ supportId });
+    if (!support) {
+      return reply.code(404).send({ message: "Support record not found" });
+    }
+
+    if (!Array.isArray(support.categorizedIssues)) support.categorizedIssues = [];
+    if (!Array.isArray(support.resolvedIssues)) support.resolvedIssues = [];
+
+    const categorizedIndex = support.categorizedIssues.findIndex(
+      (issue) => issue.hardwareId === hardwareId
+    );
+
+    if (categorizedIndex === -1) {
+      return reply.code(404).send({
+        message: `No categorized issue found for hardwareId: ${hardwareId}`,
+      });
+    }
+
+    const issue = support.categorizedIssues[categorizedIndex];
+    const masterHardwareId = issue.masterHardwareId || issue.hardwareId;
+
+    const master = await Insensors.findOne({ hardwareId: masterHardwareId }).lean();
+    if (!master) {
+      return reply
+        .code(404)
+        .send({ message: `Master device not found with hardwareId ${masterHardwareId}` });
+    }
+
+    const slaves = await Insensors.find({ connected_to: masterHardwareId }).lean();
+
+    const allConnected =
+      master.connected_status === "connected" &&
+      slaves.every((s) => s.connected_status === "connected");
+
+    if (!allConnected) {
+      return reply.code(400).send({
+        message: "Not all devices are connected. Cannot resolve issue.",
+      });
+    }
+
+    const nowTime = moment().tz("Asia/Kolkata").format("YYYY-MM-DD HH:mm:ss");
+
+    support.resolvedIssues.push({
+      type: issue.type,
+      hardwareId: issue.hardwareId,
+      masterHardwareId,
+      category: category || "Resolved", // ✅ use passed category or fallback to "Resolved"
+      resolvedAt: nowTime,
+      originalMovedAt: issue.movedAt || null,
+      movedToCategory: true,
+      slaveName: issue.slaveName || null,
+      currentlyResolved: true,
+      invalidatedAt: null,
+      reason: reason,
+    });
+
+    support.categorizedIssues.splice(categorizedIndex, 1);
+
+    await support.save();
+
+    return reply.send({ message: "Issue resolved and moved to resolvedIssues", resolvedAt: nowTime });
+
+  } catch (err) {
+    console.error("Error resolving issue:", err);
+    return reply.code(500).send({ error: "Internal Server Error" });
+  }
+};
diff --git a/src/models/store.js b/src/models/store.js
index 4c29970e..474034df 100644
--- a/src/models/store.js
+++ b/src/models/store.js
@@ -335,7 +335,7 @@ const installationschema = new mongoose.Schema({
       resolvedAt: String, // ISO string or Date
       originalMovedAt: String, // store original movedAt for reference
      // ticketId: String,
-
+      reason: String,
     }
   ],
      masterDisconnected: [{  // new field for master disconnected details
diff --git a/src/routes/installationRoute.js b/src/routes/installationRoute.js
index abb7bf86..aee1ace7 100644
--- a/src/routes/installationRoute.js
+++ b/src/routes/installationRoute.js
@@ -1057,7 +1057,31 @@ fastify.route({
       },
       handler: installationController.resolvedIssuesForSupport
     });
+ fastify.put('/api/resolvedAllDevicesAreConnected/:supportId', {
+      schema: {
+        description: "All Devices are connected Resolved Issues for Support Team",
+        tags: ["Support"],
+        params: {
+          type: "object",
+          required: ["supportId"],
+          properties: {
+            supportId: { type: "string", minLength: 1 },
+           
+          }
+        },
+        body: {
+          type: "object",
+          required: ["category", "hardwareId"],
+          properties: {
+            category: { type: "string" },
+            hardwareId: { type: "string" },
+            reason: { type: "string" },
 
+          },
+        },
+      },
+      handler: installationController.resolveIssueIfAllConnected
+    });
     next();
 
 }
\ No newline at end of file