I can't connect to the network and/or I can't see my balance or NFTs

These issues are usually caused by a temporary traffic overload on the chain and/or the RPC you currently use. If the issue persists you can change to a different RPC.

BNB Chain alternative RPC list:

https://bsc-dataseed2.binance.org/ https://bsc-dataseed3.binance.org/ https://bsc-dataseed4.binance.org/ https://binance.llamarpc.com https://rpc.ankr.com/bsc

More BNB Chain RPCs: https://chainlist.org/chain/56