Please be advised that there will be planned maintenance on the network infrastructure supporting Horizon Call recording and Voicemail services on Sunday 26th April 00:00 – 02:00. The purpose of these planned works is to undertake maintenance on the network infrastructure supporting Horizon Call recording and Voicemail services. During these planned works voicemail will be unavailable and Call recording retrieval will be unavailable. These services will be available again immediately following these planned works. Horizon voice services should not be affected.