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AQUOS sense4

Sharp · catalog updated 2026-10-21

Brand
Sharp
Kind
Android phone · released 2020-11 · last update Android 12
Model codes
SH-41A, SH-M15

Ships with Android 10. Sharp's support pages list Android 12 as the last update. Codes: SH-41A docomo, SH-M15 SIM-free. Pay Trigger needs the fingerprint sensor set to work as the home key.

Gestures on the AQUOS sense4

Press and hold the power key briefly

DocumentedInput: Side key

Set it up

  1. Settings
  2. AQUOS便利機能
  3. 便利な操作設定
  4. 長押しでアプリ起動
  5. Quick signal: side key

Sharp's manual: a long press opens the app chosen under 長押しでアプリ起動; holding the key for 2 seconds or more opens the power menu instead. The manual does not say whether it works while the screen is off or locked.

Touch and hold the fingerprint sensor (Pay Trigger)

DocumentedInput: Extra key

Requires: The fingerprint sensor set to work as the home key (ホームキーとして使う)

Set it up

  1. Settings
  2. AQUOS便利機能
  3. 指紋センサー
  4. Payトリガー
  5. Turn on, then tap Payトリガー and choose Quick signal: key

Sharp calls this Pay Trigger (Payトリガー): a long touch of the fingerprint sensor opens the app set for it.

Plus what the app offers on every Android phone: In-app button, Widget, Quick Settings tile, Shake, Volume keys, Voice phrase. How to set those up

Recommended presets

  • Shake ×3Sends a signal

    Three sharp shakes within 2.5 s: hard to do by accident, easy to do without looking.

    Shake ×3, 0.15–1 s apart · whole gesture within 2.5 s

  • Widget ×2Sends a signal

    Two taps on the home-screen widget within 3 s; a single accidental tap does nothing.

    Widget ×2, 0.1–3 s apart · whole gesture within 3 s

  • Power key hold ×3Sends a signal

    Three short holds of the power key within a few seconds (2020 models).

    Side key ×3, 0.3–4 s apart · whole gesture within 15 s

  • Pay Trigger + shake ×2Sends a signal

    One long touch of the fingerprint sensor, then two sharp shakes within 5 s; a stray touch alone never fires.

    Extra key ×1 → then within 5 s: Shake ×2, 0.1–1.5 s apart · whole gesture within 10 s

Gestures are set up in the phone settings as shown, then combined into a trigger recipe in the app, where practice mode shows step by step whether a gesture would trigger.