# US 2020/0401419 A1 · Method for Managing Application Program Use Time Offline, and Terminal Device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2020/0401419 A1 - Document ID: US20200401419A1 - Status: Published application - Kind: A1 - Application number: 17/011,134 - Filed: 2020-09-03 - Published: 2020-12-24 - Earliest claimed: 2019-03-25 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Shuangxin YU - Web page: https://patentgrep.com/patent/US20200401419A1 ## CPC - G06F 9/44505: {Configuring for program initiating, e.g. using registry, configuration files} - G06F 1/24: Resetting means - G06F 3/04817: using icons (graphical or visual programming using iconic symbols G06F8/34) - G06F 3/0482: Interaction with lists of selectable items, e.g. menus - G06F 3/04847: Interaction techniques to control parameter settings, e.g. interaction with sliders or dials - G06F 21/32: using biometric data, e.g. fingerprints, iris scans or voiceprints - G06F 21/62: Protecting access to data via a platform, e.g. using keys or access control rules - G06F 2221/2137: Time limited access, e.g. to a computer or data - G06F 2221/2149: Restricted operating environment - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract A method for managing an application and a terminal device. The method includes: launching an application in response to an operation on the application received from a user, wherein a time limit is preset for the application, displaying a notification indicating that a use duration of the application reaches the time limit and a time extension is requested at a predetermined moment before the time limit expires, displaying an interface for an identity authentication after the time extension is selected by the user, and extending the use duration of the application when an identity authentication of the user succeeds. Thus the use duration of the application is manageable and controllable. ## Claims ### Claim 1 An electronic device, comprising: a display; at least one processor; and a memory comprising instructions that when executed by the at least one processor, cause the electronic device to perform, at least, the following: launching a first application; displaying a first prompt indicating that a first amount of usage time for the first application reaches a first time limit preset for the first application and locking the first application; launching a second application; displaying a second prompt indicating that a second amount of usage time for the second application reaches a second time limit preset for the second application and locking the second application; receiving an instruction requesting time extension for the second application; detecting a sequence of digits input on the electronic device for password authentication; and extending a time period of the second application in response to a determination that the detected sequence of digits corresponds to a preset password. ### Claim 2 (depends on 1) The electronic device according to claim 1, wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform: displaying an application time management interface comprising a rights setting option and an application management option; receiving a first input for selecting the rights setting option; receiving, after said selecting the rights setting option, the preset password based on a second input; receiving a third input for selecting the application management option; displaying, in response to said selecting the application management option, a plurality of applications installed in the electronic device; receiving a fourth input for selecting the first application from the plurality of applications; receiving, after said selecting the first application, the first time limit for the first application; receiving a fifth input for selecting the second application from the plurality of applications; and receiving, after said selecting the first application, the second time limit for the second application. ### Claim 3 (depends on 1) The electronic device according to claim 1, wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform displaying a third prompt when a difference between the first time limit and the first amount of usage time is less than or equal to a preset threshold. ### Claim 4 (depends on 1) The electronic device according to claim 1, wherein the extending the time period of the second application comprises extending the time period of the second application by a predetermined time. ### Claim 5 (depends on 1) The electronic device according to claim 1, wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform displaying a first icon corresponding to the first application by changing a visual appearance of the first icon when the first amount of usage time reaches the first time limit. ### Claim 6 (depends on 1) The electronic device according to claim 1, wherein the extending the time period of the second application comprises resetting a use duration for the second application. ### Claim 7 (depends on 1) The electronic device according to claim 1, wherein an interval is preset for the second application, and wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform determining that a duration between a current moment of said launching the second application and a previous moment of closing the second application complies with the interval before performing said launching the second application. ### Claim 8 (depends on 1) The electronic device according to claim 1, wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform displaying a first identifier on a first icon corresponding to the first application to indicate that the first time limit is set for the first application. ### Claim 9 (depends on 8) The electronic device according to claim 8, wherein the instructions, when executed by the at least one processor, further cause the electronic device to perform displaying the first time limit based on a sixth input on the first identifier. ### Claim 10 A method for an electronic device, comprising: launching a first application; displaying a first prompt indicating that a first amount of usage time for the first application reaches a first time limit preset for the first application and locking the first application; launching a second application; displaying a second prompt indicating that a second amount of usage time for the second application reaches a second time limit preset for the second application and locking the second application; receiving an instruction requesting time extension for the second application; detecting a sequence of digits input on the electronic device for password authentication; and extending a time period of the second application in response to a determination that the detected sequence of digits corresponds to a preset password. ### Claim 11 (depends on 10) The method according to claim 10, further comprising: displaying an application time management interface comprising a rights setting option and an application management option; receiving a first input for selecting the rights setting option; receiving, after said selecting the rights setting option, the preset password based on a second input; receiving a third input for selecting the application management option; displaying, in response to said selecting the application management option, a plurality of applications installed in the electronic device; receiving a fourth input for selecting the first application from the plurality of applications; receiving, after said selecting the first application, the first time limit for the first application; receiving a fifth input for selecting the second application from the plurality of applications; and receiving, after said selecting the first application, the second time limit for the second application. ### Claim 12 (depends on 10) The method according to claim 10, further comprising: displaying a third prompt when a difference between the first time limit and the first amount of usage time is less than or equal to a preset threshold. ### Claim 13 (depends on 10) The method according to claim 10, wherein the extending the time period of the second application comprises extending the time period of the second application by a predetermined time. ### Claim 14 (depends on 10) The method according to claim 10, wherein the extending the time period of the second application comprises resetting a use duration for the second application. ### Claim 15 (depends on 10) The method according to claim 10, further comprising: displaying a first icon corresponding to the first application by changing a visual appearance of the first icon when the first amount of usage time reaches the first time limit. ### Claim 16 (depends on 10) The method according to claim 10, wherein an interval is preset for the second application, and wherein the method further comprises: determining that a duration between a current moment of said launching the second application and a previous moment of closing the second application complies with the interval before performing said launching the second application. ### Claim 17 (depends on 10) The method according to claim 10, further comprising: displaying a first identifier on a first icon corresponding to the first application to indicate that the first time limit is set for the first application. ### Claim 18 (depends on 17) The method according to claim 17, further comprising: displaying the first time limit based on a sixth input on the first identifier. ### Claim 19 (depends on 10) The method according to claim 10, wherein the first prompt and the second prompt are displayed in a form of a pop-up window. ### Claim 20 A non-transitory computer readable medium including instructions stored thereon, which, when executed by at least one processor, cause an electronic device to perform the following: launching a first application; displaying a first prompt indicating that a first amount of usage time for the first application reaches a first time limit preset for the first application and locking the first application; launching a second application; displaying a second prompt indicating that a second amount of usage time for the second application reaches a second time limit preset for the second application and locking the second application; receiving an instruction requesting time extension for the second application; detecting a sequence of digits input on the electronic device for password authentication; and extending a time period of the second application in response to determination that the detected sequence of digits corresponds to a preset password.