https://devzone.nordicsemi.com/f/nordic-q-a/121641/what-is-maximum-services-allowed-in-nrf-s112Hi, I am currently building software on NRF 52810 and softdevice version is s112 7.0.1. I have one service which has three characteristics. When I add either a new service or another characteristic in the existing service for my secure DFU image, theen-USTelligent Community 13Wed, 21 May 2025 10:55:48 GMThttps://devzone.nordicsemi.com/thread/536397?ContentTypeID=1Wed, 21 May 2025 10:55:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0e1a7560-cd18-4856-976a-b3b8603b4b1dVidar Berg<p>Hi,</p> <p>The number of services/characteristics you can add is limited by the configured attribute table size (<span>NRF_SDH_BLE_GATTS_ATTR_TAB_SIZE) and how much RAM you have available.&nbsp;</span></p> [quote user=""]When I add either a new service or another characteristic in the existing service for my secure DFU image, the image is building but after doing DFU I am not able to find these new service or characteristics in the NRF connect application.[/quote] <p>Do you have any way to debug this device or test your changes before uploading via DFU?</p><div style="clear:both;"></div>