Enable NR-CA on Qualcomm SDX60 and SDX53
By default almost every Qualcomm SDX60 and SDX53 has NR-CA (NR Carrier Aggregation - aggregate two or more 5G NR bands) disabled by default in modem firmware. NR-CA works with NR-NSA and NR-SA networks depends your device support. You can check NR-CA combination support on cacombos.com site. On cacombos.com make sure you check “Hardware” combolist to see hardware supported combinations. Hardware defined combinations cannot be changed after compiled from source. Requirements QPST and access to EFS. This may require root. If device have Carrier Policy, make sure it have multiple NR bands enabled NSA/SA. To use NR-CA with 5G SA, you have to enable SA first. This instruction is tested with OnePlus 9 Pro (Global and US) and Xiaomi Mi 11 Lite 5G. ...