[Important Notice] To customers using the smartphone app "CASIO WATCHES" (Updated April 20, 2026)
24, December, 2025
Thank you for your continued use of the smartphone app "CASIO WATCHES".
Currently, we have confirmed an issue where pairing with the following watches fails on Google Pixel smartphones running Android OS version 16.
・GBD-H2000
・DW-H5600
・GPR-H1000
・GM-H5600
We have confirmed that this issue is caused by a system update implemented by Google on or after November 1, 2025.
＜Updated April 20, 2026＞
We have confirmed successful pairing with the "Google Play system update" as of February 1, 2026.
If pairing is not possible, please update the "Google Play system update" on your smartphone to a version dated February 1, 2026, or later.
If you still cannot pair after updating, it may be possible to connect using the following steps, so please try them.
※ These are results confirmed by our company and do not guarantee operation on all Android smartphones.
※ The contents and timing of the "Google Play system update" may vary depending on the smartphone manufacturer.
[Procedure]
Note: After pairing fails, do not delete the pairing information from either the smartphone OS or the watch, but continue with the following steps.
1. Select “My Watch” at the bottom of the “CASIO WATCHES” app screen, then select the watch you want to pair again.
2. Select “Pair Watch”.
3. When the “Pairing Preparation” screen appears, select “Next”.
Note: Please confirm that all permissions displayed on the screen are granted.
4. When the “Pair Watch” screen appears on the app, perform the “CONNECT” operation on the watch itself.
| For the GBD-H2000 | |
| Press and hold the top-left button until “SETTING” appears → Press the bottom-left button until “CONNECT” appears → Press the center-left button | |
For the DW-H5600 |
|
| Press and hold the bottom-left button until “SETTING” appears → Press the bottom-left button until “CONNECT” appears → Press the top-left button | |
For the GPR-H1000 |
|
| Press and hold the top-left button until “SETTING” appears → Press the bottom-left button until “CONNECT” appears → Press the center-left button | |
For the GM-H5600 |
|
| Press and hold the bottom-left button until “SETTING” appears → Press the bottom-left button until “CONNECT” appears → Press the top-left button Note: If pairing is unsuccessful, close the app and try this procedure several times. |
If you have any questions, please contact us here.