diff --git a/src/api/controllers/instance.controller.ts b/src/api/controllers/instance.controller.ts
index b04edddd..7a4e2cb4 100644
--- a/src/api/controllers/instance.controller.ts
+++ b/src/api/controllers/instance.controller.ts
@@ -360,27 +360,25 @@ export class InstanceController {
   public async fetchInstances({ instanceName, instanceId, number }: InstanceDto, key: string) {
     const env = this.configService.get<Auth>('AUTHENTICATION').API_KEY;
 
-    let name = instanceName;
-    // let arrayReturn = false;
-
     if (env.KEY !== key) {
-      const instanceByKey = await this.prismaRepository.instance.findMany({
+      const instancesByKey = await this.prismaRepository.instance.findMany({
         where: {
           token: key,
+          name: instanceName || undefined,
+          id: instanceId || undefined,
         },
       });
 
-      if (instanceByKey) {
-        name = instanceByKey[0].name;
-        // arrayReturn = true;
+      if (instancesByKey.length > 0) {
+        const names = instancesByKey.map((instance) => instance.name);
+
+        return this.waMonitor.instanceInfo(names);
       } else {
         throw new UnauthorizedException();
       }
     }
 
-    if (name) {
-      return this.waMonitor.instanceInfo(name);
-    } else if (instanceId || number) {
+    if (instanceId || number) {
       return this.waMonitor.instanceInfoById(instanceId, number);
     }
 
diff --git a/src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts b/src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts
index 83b08b4a..aaabae2c 100644
--- a/src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts
+++ b/src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts
@@ -1699,7 +1699,7 @@ export class BaileysStartupService extends ChannelStartupService {
           website: business?.website?.shift(),
         };
       } else {
-        const info: Instance = await waMonitor.instanceInfo(instanceName);
+        const info: Instance = await waMonitor.instanceInfo([instanceName]);
         const business = await this.fetchBusinessProfile(jid);
 
         return {
diff --git a/src/api/services/monitor.service.ts b/src/api/services/monitor.service.ts
index 0c3d8d50..cac8a45a 100644
--- a/src/api/services/monitor.service.ts
+++ b/src/api/services/monitor.service.ts
@@ -59,14 +59,25 @@ export class WAMonitoringService {
     }
   }
 
-  public async instanceInfo(instanceName?: string): Promise<any> {
-    if (instanceName && !this.waInstances[instanceName]) {
-      throw new NotFoundException(`Instance "${instanceName}" not found`);
+  public async instanceInfo(instanceNames?: string[]): Promise<any> {
+    const inexistentInstances = instanceNames ? instanceNames.filter((instance) => !this.waInstances[instance]) : [];
+
+    if (inexistentInstances.length > 0) {
+      throw new NotFoundException(
+        `Instance${inexistentInstances.length > 1 ? 's' : ''} "${inexistentInstances.join(', ')}" not found`,
+      );
     }
 
     const clientName = this.configService.get<Database>('DATABASE').CONNECTION.CLIENT_NAME;
 
-    const where = instanceName ? { name: instanceName, clientName } : { clientName };
+    const where = instanceNames
+      ? {
+          name: {
+            in: instanceNames,
+          },
+          clientName,
+        }
+      : { clientName };
 
     const instances = await this.prismaRepository.instance.findMany({
       where,
@@ -112,7 +123,7 @@ export class WAMonitoringService {
       throw new NotFoundException(`Instance "${instanceName}" not found`);
     }
 
-    return this.instanceInfo(instanceName);
+    return this.instanceInfo([instanceName]);
   }
 
   public async cleaningUp(instanceName: string) {