Quartr Status

Last Updated on 2026-03-27 by Quartr AB

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Most reported problems

Not working

100.0%

- App does not open on iOS 15.2.1

- Black screen when opened

Common Quartr Problems & Solutions. Troubleshooting Guide

Table of Contents:

To resolve Quartr network issues, Reset phone network settings:
1. On iphone, goto Settings » General » Reset » Reset Network Settings.
2. Enter device passcode » confirm [Reset Network Settings].

Force Stop the Quartr App
1. On android, goto Settings » Quartr » click [Force Stop]

Clear Quartr App Cache and Data:
1. On android, goto Settings » Apps » Quartr » Storage » click [Clear Data] option. This clears both data and cache.
2. restart Quartr.

On android, goto Settings » Apps or Manage Apps tab.
Click Quartr » [Force Stop]
Next, goto Storage » click [Clear Data]
Again, goto Quartr » Mobile Data » [Allow Background Data Usage].
Go back to Settings » Connections » Mobile Network » Network Mode. Change the network to 4G e.g. LTE/3G/2G (auto connect)
Relaunch Quartr

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Developer: Quartr AB

Nov 21, 2025, 09:02 PM
a AndroidOS user from Fribourg, Switzerland reported problems with Quartr : Not working
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