Question My mi band 4 is dying!

Mihai4

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#1
I am charging fully my mi band 4 and after a night it’s 85%. Yesterday i did a factory reset but it didn’t help. My smart watch is dying after 2 days, that’s not normal. Please give me an advice about it. Thank you.
 

Vhaalion

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#3
In settings of the heart rate chose option without sleeping assistant.
Doesn't change anything to me. Everything off, Bluetooth disconnected my band lost more than 10% while I was asleep.
I think there's nothing else to do but waiting for another update.
 

Mr_BananaPants

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#4
I am charging fully my mi band 4 and after a night it’s 85%. Yesterday i did a factory reset but it didn’t help. My smart watch is dying after 2 days, that’s not normal. Please give me an advice about it. Thank you.
Doesn't change anything to me. Everything off, Bluetooth disconnected my band lost more than 10% while I was asleep.
I think there's nothing else to do but waiting for another update.
Maybe reflashing the firmware helps?
 
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#6
Keep Bluetooth connected, there is no reason to disconnect over night. This could be even reason of your problem.
 

Quietsy

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#8
I had this problem, I tried disabling everything and doing a factory reset but it didn't help.
What fixed it for me was flashing the custom firmware, now it's been 8 hours with only 1% discharge. (CN version)
 

Vhaalion

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#9
I had this problem, I tried disabling everything and doing a factory reset but it didn't help.
What fixed it for me was flashing the custom firmware, now it's been 8 hours with only 1% discharge. (CN version)
Did you kept the custom firmware ?

It seemed to help at first me, but today I lost around 30% again. If it keep ups like this I might stay with the custom firmware then, for now.
 

Quietsy

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#10
Yeah, it works great now, 1% after 20 hours.
Try to disable heartbeat during sleep.
Maybe during sleep the watch is touching you and waking up.
 

Vhaalion

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#11
Well, it's not getting better.

My father got his own Miband. I tried to use his one with the same settings , the Battery life is significantly better as it seems to last 2 or 3 times longer

I just got in touch with Xiaomi, I'll see what they can do about it.
 

tomini

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#12
Well, it's not getting better.

My father got his own Miband. I tried to use his one with the same settings , the Battery life is significantly better as it seems to last 2 or 3 times longer

I just got in touch with Xiaomi, I'll see what they can do about it.
Please share your experience after it :)
I have some problems too...using MagicalUnicorn's "Modified Mi Fit 4.0.6"...
 

MagicalUnicorn

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#13
Please share your experience after it :)
I have some problems too...using MagicalUnicorn's "Modified Mi Fit 4.0.6"...
⤳ Application I use :
★ My Modified Mi Fit.

⤳ How I use my Mi Band 4 :
★ One/Two alarm(s) eachday.
★ Notifications for some applications.
★ Heart rate assistant during sleep.
★ Lot of watchfaces synchronization.
★ Some Firmwares flash.
★ Some smartband languages modification.

⤳ After 16 days, the smartband battery is at 19%.

Maybe it can be good try re-calibrate your smartband battery.
Discharge your Mi Band 4 completly, disable Bluetooth on your smartphone and fully charge it :).
 

tomini

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#14
⤳ Application I use :
★ My Modified Mi Fit.

⤳ How I use my Mi Band 4 :
★ One/Two alarm(s) eachday.
★ Notifications for some applications.
★ Heart rate assistant during sleep.
★ Lot of watchfaces synchronization.
★ Some Firmwares flash.
★ Some smartband languages modification.

⤳ After 16 days, the smartband battery is at 19%.

Maybe it can be good try re-calibrate your smartband battery.
Discharge your Mi Band 4 completly, disable Bluetooth on your smartphone and fully charge it :).
Thanks a lot.
I use Tools & Mi Band (getting rid of "ěščřžýáíéů" to non diacritic ones) and MiFit in the same time. Could that be a problem? It looks like we do same things.
So...any solution up in the mind? :-(
Could charging it make a difference after that?
 

MagicalUnicorn

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#15
Thanks a lot.
I use Tools & Mi Band (getting rid of "ěščřžýáíéů" to non diacritic ones) and MiFit in the same time. Could that be a problem? It looks like we do same things.
So...any solution up in the mind? :-(
Could charging it make a difference after that?
Yes it can be the problem.

Also, your battery calibration is maybe not good ^^.
 

tomini

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#16
Yes it can be the problem.

Also, your battery calibration is maybe not good ^^.
That's why I mentioned that I didnt ever charged it. It came in Friday with 48% battery, now it has 17% :-/ :D
So wait until its dead or when its under 10% after that charge it.

Or is there any other calibration process?
Thanks
 

MagicalUnicorn

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#17
That's why I mentioned that I didnt ever charged it. It came in Friday with 48% battery, now it has 17% :-/ :D
So wait until its dead or when its under 10% after that charge it.

Or is there any other calibration process?
Thanks
Discharge your Mi Band 4 completly, disable Bluetooth on your smartphone and fully charge it :).

In my case it was more simple, I received it completly discharged :p.
 

tomini

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#18
Discharge your Mi Band 4 completly, disable Bluetooth on your smartphone and fully charge it :).

In my case it was more simple, I received it completly discharged :p.
Thank you so much :)
Hopefully it will change.
I turned of auto-turnOFF for my phone, that could cause the problem too, 'cuz my phone is off and the band needs to memorize all the data, now it can sync simultaniously to my phone in night.

Is this resource up to date for my FW 1.0.5.48 with your Modified Mi Fit 4.0.6? This would discard the need of Tools & Mi Band app, with no need to strip off diacritics.
Thaaaanks <3 love ya :D
 

tomini

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#20
Discharge your Mi Band 4 completly, disable Bluetooth on your smartphone and fully charge it :).

In my case it was more simple, I received it completly discharged :p.
I charged it, but I fell asleep so whole night the MiBand was in the wall socket. I forgot to disable Bluetooth...
It had 100% at 6:00, pulled it out and now it's 7:35 with 98%. Duh...
 

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