GBD-H2000

Connections and notifications in general

Q1
Why doesn't the watch receive messages or other notifications sent to my phone?
Q2
I receive too many notifications. Can I select the apps from which I want to receive notifications?
Q3
Do the watch and the app need to be connected via Bluetooth at all times?
Q4
The map does not display. 
Q5
What happens to my history if I cancel the pairing with my watch?
Q6
When I lose my Bluetooth connection, it does not automatically reconnect, or else the app stops working. 
Q7
Why does an error message appear that keeps me from logging into the app with my CASIO ID?
Q8
Do I need to keep the app running at all times?
Q9
If I delete an application, will all its history disappear?
Q10
If I set up a new pairing with another smartphone, will my history be transferred?
Q11
Why are notifications categorized incorrectly? Can notification categories be changed?
Q12
What happens to my history when I add a new watch?
Q13
Can I add another user?

Watches in general (except training)

Q1
Why isn’t Nightly Recharge displayed (acquired)?
Q2
What functions are restricted in the Airplane Mode?
Q3
What is Nightly Recharge? 
What is sleep measurement?
Q4
Why do heart rate measurements seem to be incorrect?
Q5
Does the watch automatically receive GPS signals for time setting adjustment?
Q6
 Can I perform activity measurements while the watch is in Airplane Mode?
Q7
When is altitude correction based on GPS signal data performed?

Measurement accuracy

Q1
Why do GPS readings take so long to complete?
Q2
Why is distance accuracy poor?
Q3
Why does the map track keep going off the road?
Q4
Why is GPS accuracy poor?
Q5
Why are the steps displayed fewer than I take on a treadmill?
Q6
Why are displayed temperature values not accurate?
Q7
Why are displayed altitude values not accurate?
Q8
Why is the blood oxygen level displayed by the watch different from that shown by a medical device?
Q9
Why is the blood oxygen level displayed by the watch different from that shown by a medical device?
Q10
Why is the bearing indication wrong?
Q11
Why is the displayed ACTIVE TIME less than the GYM WORKOUT time?
Q12
Why does the GPS track of OPEN WATER SWIMMING differ from the location where I swam?

Life logs and heartbeat

Q1
Why is the CARDIO STATUS measurement result not displayed?
Q2
Where can I find out more about Training Load Pro? (Cardio Status function, summary of Cardio Load in Activity Log Mode)
Q3
How long do LifeLog, activity, and other data remain stored in watch memory? (Do I need to transfer data to the app every day?)
Q4
Where can I find out more about Nightly Recharge? (Nightly Recharge function (sleep measurement function) in each application) 
Q5
How can I immediately view my current LifeLog and/or activity history in the app?
Q6
Why doesn't the LED turn off when I remove the watch from my wrist?
Q7
Where can I find out more about Sleep Plus Stages? (Nightly Recharge function, displayed in BT5: Sleep Time, Sleep Score, Sleep Rate (each sleep measurement function), each in the app)
Q8
Where can I find out more about the Running Index? (Running Index in Activity Log mode, Running Index in Summary in Activity Log mode)
Q9
Why are the sleep time, bedtime, and wakeup time of NIGHTLY RECHARGE displayed, but the sleep stage and Nightly Recharge are not displayed?
Q10
Why is the BREATHING EXERCISE measurement result not displayed?
Q11
Why is the LIFE LOG ACTIVE TIME not displayed?
Q12
Where can I find out more about HR Zones? (HR display mode in Activity mode, (app) time in heart rate zones)
Q13
How can I view a particular LifeLog record or activity?
Q14
Where can I find out more about Energy Sources? (Activity log in the Energy Used app in the Activity Log mode summary)
Q15
How is the sleep time displayed by LifeLog when your sleep time extends across two different dates?
Q16
Where can I find out more about the Breathing Exercise? (Breathing Exercise)

ID and data linkage

Q1
Can I use the application without a CASIO ID?
Q2
I forgot my Casio ID password.
Q3
Why is ACTIVITY DATA not being transferred?
Q4
If I unsubscribe with the Casio ID, can I continue to use the application?
Q5
Do I need to change my registration if I use the app somewhere other than the location I originally selected?
Q6
Can I use my watch without a Casio ID?
Q7
What is the Casio ID?
Q8
If I log in with a Casio ID, can I see the history of other watches that are using the same ID?
Q9
I want to change my Casio ID password.
Q10
I forgot my Casio ID.
Q11
Children under the age of 13 cannot register a Casio ID, so what needs to be done so that they can use the app?

App in general

Q1
Why is automatic time adjustment by phone connection disabled?
Q2
How can I tell if the watch software update operation was completed successfully?
Q3
Is it necessary to always have the GPS on the smartphone set to ON?
Q4
Even though I have updated my watch, the display is grayed out and inoperable except for notifications from my phone. I cannot measure my heart rate or perform activity measurements.
Q5
Can I use the watch if I don't have a smartphone?
Q6
Why can’t I pair the app with my phone? What should I do when the connection between the app and the watch is unstable?
Q7
I cannot change the watch settings from the application.
Q8
Why does the watch software update operation stop part way through?
Q9
Why won’t the watch software operation complete?
Q10
I would like to know how to link with the GBD-H2000 (3515) smartphone app.
Q11
Can a Chinese citizen who has purchased the product and creates an account in Japan use the product in China?
Q12
Sometimes the message "Activity Data Usage" appears on the display. What will my personal activity information be used for?
Q13
What is the timing of lifelog transfer?
Q14
What is the duration and pattern of sound/vibration for notifications (phone call, email, social media, etc.) from the smartphone? 
Q15
The phone app is displaying the following message: "If the watch is not moved for a certain amount of time, the connection will be terminated.” How much time is “a certain amount of time”?
Q16
Failed to import Activity log