Application program control method and device, mobile terminal and storage medium

The present disclosure relates to an application program control method and device, a mobile terminal and a storage medium, wherein the method includes downloading and installing an installation package of a target application program; loading the target language pack corresponding to the second language from the distribution platform of the installation pack when a second language other than a preset language is required during the running of the target application; installing and calling the target language pack. With the application program control method of the present disclosure, only the language pack corresponding to the default language is added to the application installation pack, if a second language other than the preset language is needed during the application run, the language pack corresponding to the second language can be dynamically loaded from the application distribution platform without adding all the language packs corresponding to the second language to the application installation pac