A method for configuring a physical downlink control channel, PDCCH, time domain monitoring position, performed by a terminal, the method comprising: receiving PDCCH search space configuration signaling, wherein the PDCCH search space configuration signaling comprises a PDCCH monitoring periodicity, a PDCCH monitoring offset, and indication signaling for indicating a starting position of a first symbol in which a PDCCH is located; and determining a time domain position for monitoring the PDCCH according to the PDCCH search space configuration signaling; the method being characterized in that the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located acts by using at least one of following manners of indication: Manner 2: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of slot-based second bitmap indication information, and the second bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in each slot of N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; Manner 3: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of third bitmap indication information with a length of 14*N, the third bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in a corresponding slot, and the third bitmap indication information corresponds to N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; the predetermined condition is: n f ⋅ N slot frame, μ + n s, f μ − 0 mod K = 0, wherein n f is a number of a radio frame in which the first slot is located, N slot frame, μ is a quantity of slots comprised in one radio frame, n s, f μ is a slot number of the first slot, u is associated with a subcarrier spacing, N is an integer greater than 1, O is the PDCCH monitoring offset, and K is a quantity of slots comprised in the PDCCH monitoring periodicity. receiving PDCCH search space configuration signaling, wherein the PDCCH search space configuration signaling comprises a PDCCH monitoring periodicity, a PDCCH monitoring offset, and indication signaling for indicating a starting position of a first symbol in which a PDCCH is located; and determining a time domain position for monitoring the PDCCH according to the PDCCH search space configuration signaling; the method being characterized in that the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located acts by using at least one of following manners of indication: Manner 2: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of slot-based second bitmap indication information, and the second bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in each slot of N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; Manner 3: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of third bitmap indication information with a length of 14*N, the third bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in a corresponding slot, and the third bitmap indication information corresponds to N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; the predetermined condition is: n f ⋅ N slot frame, μ + n s, f μ − 0 mod K = 0, wherein n f is a number of a radio frame in which the first slot is located, N slot frame, μ is a quantity of slots comprised in one radio frame, n s, f μ is a slot number of the first slot, u is associated with a subcarrier spacing, N is an integer greater than 1, O is the PDCCH monitoring offset, and K is a quantity of slots comprised in the PDCCH monitoring periodicity. Manner 2: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of slot-based second bitmap indication information, and the second bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in each slot of N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; Manner 3: the indication signaling for indicating the starting position of the first symbol in which the PDCCH is located comprises one piece of third bitmap indication information with a length of 14*N, the third bitmap indication information indicates a starting position of a first symbol in which the PDCCH is located in a corresponding slot, and the third bitmap indication information corresponds to N consecutive slots, and a first slot in the N consecutive slots meets a predetermined condition; the predetermined condition is: n f ⋅ N slot frame, μ + n s, f μ − 0 mod K = 0, wherein n f is a number of a radio frame in which the first slot is located, N slot frame, μ is a quantity of slots comprised in one radio frame, n s, f μ is a slot number of the first slot, u is associated with a subcarrier spacing, N is an integer greater than 1, O is the PDCCH monitoring offset, and K is a quantity of slots comprised in the PDCCH monitoring periodicity.