https://devzone.nordicsemi.com/f/nordic-q-a/36084/how-to-know-number-of-notification-per-connection-intervalHello, My problem is that i have seen a reduction in throughput with android oreo in a huawei p10. Before the update i was able to send two notification per connection interval and now only one(window size is 3.75ms). How can i know in the applicationen-USTelligent Community 13Wed, 04 Jul 2018 19:39:34 GMThttps://devzone.nordicsemi.com/thread/139022?ContentTypeID=1Wed, 04 Jul 2018 19:39:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:932cd3a0-fdee-4efd-bf4a-0a3bcc453987Susheel Nuguru[quote user=""]How can i know in the application the number of notification per connection interval event?&nbsp;[/quote] <p>In older softdevice before version 4.0, the limit was 2 notifications per connection event and newer softdevice does not limit anything.</p> <p>&nbsp;</p> <p>Also, If I understand your text correctly, if after the update of the phone firmware, if you are able to send less notifications per connection interval, then it clearly seems like the reduction is coming from the update on phone and not from the softdevice on the nordic side.</p><div style="clear:both;"></div>