Network Troubleshooting

Network slowdown issues affecting transaction confirmations on Polygon can come from unstable nodes. You can change to other nodes to improve the situation.
Below is the information about the nodes referred from here, help you can change the node information in your network config.
NetworkName
Matic Network
ParentChain
Ethereum Mainnet
chainId
137
Gas Token
MATIC Token (For more...)
Gas Station
RPC
https://rpc-mainnet.matic.network or https://rpc-mainnet.maticvigil.com or https://rpc-mainnet.matic.quiknode.pro or https://matic-mainnet.chainstacklabs.com or https://matic-mainnet-full-rpc.bwarelabs.com or https://matic-mainnet-archive-rpc.bwarelabs.com Public RPCs may have traffic or rate-limits depending on usage. You can sign up for a dedicated free RPC URL at the following:
Websocket
wss://rpc-mainnet.matic.network or wss://rpc-mainnet.maticvigil.com/ws or wss://rpc-mainnet.matic.quiknode.pro or wss://ws-matic-mainnet.chainstacklabs.com or wss://matic-mainnet-full-ws.bwarelabs.com or wss://matic-mainnet-archive-ws.bwarelabs.com Public RPCs may have traffic or rate-limits depending on usage. You can sign up for a dedicated free RPC URL at the following:
Ethereum Dagger WSS
wss://mainnet.dagger.matic.network
Matic Dagger WSS
wss://matic-mainnet.dagger.matic.network
Heimdall API
https://heimdall.api.matic.network
Block Explorer