A sound effect configuration method, comprising: determining a preset idle period of a mobile terminal; responsive to detecting that system time of the mobile terminal is in the preset idle period, loading parameters of sound effect in a running memory of the mobile terminal, wherein the system time is present time of the mobile terminal; responsive to detection of a playing control instruction for an audio stream of a target application, determining whether the parameters of sound effect loaded in the running memory comprise a parameter of sound effect corresponding to the target application; responsive to determining that the parameters of sound effect loaded in the running memory comprise the parameter of sound effect corresponding to the target application, reading the parameter of sound effect corresponding to the target application from the running memory; and configuring (S 104) the audio stream of the target application by virtue of the parameter of sound effect, wherein determining the preset idle period of the mobile terminal comprises: determining a period in which a memory utilization rate of the mobile terminal is lower than a preset threshold value and determining the period is the preset idle period of the mobile terminal, wherein the memory utilization rate refers to an average memory utilization ratio of the mobile terminal in a preset period; or acquiring idle period configuration information and determining that a period in the idle period configuration information is the preset idle period of the mobile terminal, wherein the idle period of the mobile terminal is generated by the mobile terminal responsive to detection of a selection operation of a user for a target period in a drop-down period list displayed by the mobile terminal. determining a preset idle period of a mobile terminal; responsive to detecting that system time of the mobile terminal is in the preset idle period, loading parameters of sound effect in a running memory of the mobile terminal, wherein the system time is present time of the mobile terminal; responsive to detection of a playing control instruction for an audio stream of a target application, determining whether the parameters of sound effect loaded in the running memory comprise a parameter of sound effect corresponding to the target application; responsive to determining that the parameters of sound effect loaded in the running memory comprise the parameter of sound effect corresponding to the target application, reading the parameter of sound effect corresponding to the target application from the running memory; and configuring (S 104) the audio stream of the target application by virtue of the parameter of sound effect, wherein determining the preset idle period of the mobile terminal comprises: determining a period in which a memory utilization rate of the mobile terminal is lower than a preset threshold value and determining the period is the preset idle period of the mobile terminal, wherein the memory utilization rate refers to an average memory utilization ratio of the mobile terminal in a preset period; or acquiring idle period configuration information and determining that a period in the idle period configuration information is the preset idle period of the mobile terminal, wherein the idle period of the mobile terminal is generated by the mobile terminal responsive to detection of a selection operation of a user for a target period in a drop-down period list displayed by the mobile terminal. determining a period in which a memory utilization rate of the mobile terminal is lower than a preset threshold value and determining the period is the preset idle period of the mobile terminal, wherein the memory utilization rate refers to an average memory utilization ratio of the mobile terminal in a preset period; or acquiring idle period configuration information and determining that a period in the idle period configuration information is the preset idle period of the mobile terminal, wherein the idle period of the mobile terminal is generated by the mobile terminal responsive to detection of a selection operation of a user for a target period in a drop-down period list displayed by the mobile terminal.