If you are facing issues while receiving notifications from hike app.
Please follow the below mentioned steps which should help in resolving this issue.
1. Go to settings
2. Tap on battery saver
3. Tap on "usage" tab from the top
4. Tap on "show all apps" and select "hike messenger"
5. Turn it "ON"
6. Put a tick mark in front of "Allow this app to run in the background even when Battery Saver is on"
If you still face any issues, please drop us an email at Support@hike.in.