Hello @Zinan
You need to carry out all the trouble shooting steps & check the result at every step.
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Restart your phone
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Clear the cache & stored data
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Update the app
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Uninstall and reinstall the app.
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Disable all background programs temporarily & that includes Antivirus service, VPN service, Add blocker service and cleanup apps if any.
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If the problem persists, you may have to do a factory reset & load all the apps afresh.