Error 504 when downloading or updating applications in the Play Market: solving the problem
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- Open your device's menu and go to the tab Applications.
- Among the list of all installed programs, find Play Market and click on this icon.
- Next, click on the button Udalit update.
- Reboot the device.
After these steps, try installing the previously unavailable application again. If this time you see error 504, then completely reinstall the Play Market.
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