A user equipment, comprising: a processor; and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising: detecting a decrease in a level of charge of a battery of the user equipment that transitions a threshold level of charge; in response to the decrease in the level of charge, facilitating transmitting a first notification to a network device that the user equipment is entering a battery saving mode of operation; receiving an acknowledgement of the first notification from the network device; determining a reduced group of physical layer operating capabilities smaller than a current group of physical layer operating capabilities, the reduced group of physical layer operating capabilities being related to: transmissions on a physical uplink channel from the user equipment to the network device and on a physical downlink channel from the network device to the user equipment, a channel state information feedback process that determines parameters related to a protocol for the transmissions, and radio resource management measurements that monitor signals for a quality of the transmissions; facilitating transmitting a second notification informing the network device of the reduced group of physical layer operating capabilities; and facilitating operating the user equipment according to the reduced group of physical layer operating capabilities. a processor; and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising: detecting a decrease in a level of charge of a battery of the user equipment that transitions a threshold level of charge; in response to the decrease in the level of charge, facilitating transmitting a first notification to a network device that the user equipment is entering a battery saving mode of operation; receiving an acknowledgement of the first notification from the network device; determining a reduced group of physical layer operating capabilities smaller than a current group of physical layer operating capabilities, the reduced group of physical layer operating capabilities being related to: transmissions on a physical uplink channel from the user equipment to the network device and on a physical downlink channel from the network device to the user equipment, a channel state information feedback process that determines parameters related to a protocol for the transmissions, and radio resource management measurements that monitor signals for a quality of the transmissions; facilitating transmitting a second notification informing the network device of the reduced group of physical layer operating capabilities; and facilitating operating the user equipment according to the reduced group of physical layer operating capabilities. detecting a decrease in a level of charge of a battery of the user equipment that transitions a threshold level of charge; in response to the decrease in the level of charge, facilitating transmitting a first notification to a network device that the user equipment is entering a battery saving mode of operation; receiving an acknowledgement of the first notification from the network device; determining a reduced group of physical layer operating capabilities smaller than a current group of physical layer operating capabilities, the reduced group of physical layer operating capabilities being related to: transmissions on a physical uplink channel from the user equipment to the network device and on a physical downlink channel from the network device to the user equipment, a channel state information feedback process that determines parameters related to a protocol for the transmissions, and radio resource management measurements that monitor signals for a quality of the transmissions; transmissions on a physical uplink channel from the user equipment to the network device and on a physical downlink channel from the network device to the user equipment, a channel state information feedback process that determines parameters related to a protocol for the transmissions, and radio resource management measurements that monitor signals for a quality of the transmissions; facilitating transmitting a second notification informing the network device of the reduced group of physical layer operating capabilities; and facilitating operating the user equipment according to the reduced group of physical layer operating capabilities.