android系统中,修改默认程序的打开方式,以下为视频为例:
android手机在文件管理器中打开一个视频文件时,会弹出"选择要使用的应用"对话框:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/500fd9f9d72a6059676adc4a2e34349b033bba63?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
如果选择了"始终"则以后打开视频文件都会默认使用这个播放器播放了
想换其它的播放器打开视频的话设置方法如下:
1.进入手机系统设置,找到 "应用" ,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/3b292df5e0fe9925379c540032a85edf8cb171c9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2.点击应用显示应用列表,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/42a98226cffc1e17797db1614c90f603728de9a4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3.找到当前默认的视频播放应用"视频",点击,打开"应用信息"界面,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9358d109b3de9c824898c4df6a81800a18d843e4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4.向下滚动窗口,找到"默认启动"配置项,点击"清除默认设置"按钮,这样就取消了文件的默认打开程序了
5.然后到文件管理器点击视频文件,就会重新弹出"选择要使用的应用",选择相关应用即可