Koala wallet doesn't work? It says : you are offline!

MetaMask and TrustWallet aren't supported! ▪️Koala Wallet: Mobile wallet (Android / iOS) developed by Eucalyptus Labs ▪️eckoWallet: Chrome plugin wallet and mobile wallet (Android / iOS) developed by eckoDAO team ▪️Zelcore: multi-coin wallet available for Windows / iOS and Android ▪️Chainweaver: Official Kadena wallet with more of an aim for developers (Web Version / Desktop Version)