diff --git a/src/platforms/h5/service/api/device/network-info.js b/src/platforms/h5/service/api/device/network-info.js
index e81895c956e8ceb536187fbc1d3254868e5eebb3..7705977a9142fec2edb893b0217279a7476939bf 100644
--- a/src/platforms/h5/service/api/device/network-info.js
+++ b/src/platforms/h5/service/api/device/network-info.js
@@ -34,7 +34,7 @@ export function getNetworkType () {
   if (connection) {
     networkType = connection.type
     if (networkType === 'cellular') {
-      networkType = connection.effectiveType.replace('slow-', '')
+      networkType = connection.effectiveType && connection.effectiveType.replace('slow-', '')
     } else if (!['none', 'wifi'].includes(networkType)) {
       networkType = 'unknown'
     }