安卓手機如何打開cfa文件

A. 如何把抖音上的歌設置成鈴聲

1、首先點擊視頻作品的分享按鈕。
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2、然後去點擊復制該視頻的鏈接，如圖所示。
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3、可以轉發到QQ上，然後下載即可。
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4、接著在手機主頁內打開音樂軟體。
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5、然後進行掃面本地歌曲，就會出現剛才下載的抖音音樂。
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6、點擊右邊的三個小點的標志。
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7、然後就會出現如圖所示的界面。點擊設為鈴聲即可。
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B. 手機禁止安裝不是從安卓市場下載的軟體，如何設置過來可以安裝其它

安卓手機設置可以安裝未知來源的應用分為5步，以小米mix2為例：

1、打開系統設置後，找到更多設置選項，並點擊進入。

C. 微信收到的文件下載後在手機裡面什麼地方

首先你要知道你的軟體安裝在手機還是存儲卡里，然後用文件管理器打開tencent（在手機或內存卡根目錄）文件夾，然後如上圖，Micromsg文件夾裡面就有你下載的文件，內容不多，自己找找看吧，這方面安卓做的不如微軟好。

D. 怎麼看黑名單電話

1、打開手機主頁面，選擇點擊「撥號」這個手機自帶的APP，如下所示。
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2、進入手機撥號頁面之後，在撥號鍵盤右下角點擊三個點，自動跳出選擇框，點擊選擇騷擾攔截。
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3、進入了騷擾攔截的頁面之後，點擊選擇左上角的設置按鈕，如下圖所示。
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4、進入設置頁面之後就可以看見「號碼黑名單」，點擊進入查看，如下所示。
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5、打開號碼黑名單之後如下圖所示，就可以看見黑名單里的電話號碼了。
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