When Internet is not connected, Firefly freezes after entering the PIN when displaying the logo

Issue description

When the Internet is not connected, after entering the pin, the Firefly logo is displayed and that's it. It never goes further.

Wallet version

0.0.1

System specification

Linux | 5.11.1-1-MANJARO

Is it a repeatable issue?

Yes

Steps To reproduce the issue

Disconnect Internet, enter Pin.

Errors

./firefly-desktop-0.0.1.AppImage 
xdg-settings: default-url-scheme-handler not implemented for xfce
19:10:56.920 › Checking for update
19:10:57.000 › Error: Error: net::ERR_INTERNET_DISCONNECTED
    at SimpleURLLoaderWrapper.<anonymous> (electron/js2c/browser_init.js:93:6395)
    at SimpleURLLoaderWrapper.emit (events.js:223:5)
(node:124163) UnhandledPromiseRejectionWarning: Error: net::ERR_INTERNET_DISCONNECTED
    at SimpleURLLoaderWrapper.<anonymous> (electron/js2c/browser_init.js:93:6395)
    at SimpleURLLoaderWrapper.emit (events.js:223:5)
(node:124163) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 1)
(node:124163) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.
(node:124253) Electron: Loading non-context-aware native module in renderer: '/tmp/.org.chromium.Chromium.E0wbd7'. This is deprecated, see https://github.com/electron/electron/issues/18397.

[HankMoody089]

Got the same issue sometimes on Mac with MacOS 11.2.3, even when internet is connected.