Expert Q&A
Ask Polygon community experts
Posts
11- Expert Q&AAFL12Dec 03, 2024
Clarification on Polygon PoS Mainnet Gas Fees
Should I pass a 30 gwei priority fee even if the mainnet gas station shows a lower value?
- Polygon PoS
- General
03 - Expert Q&ADec 02, 2024
Displaying Transactions for Contracts B, C, and D in Contract A
How can transactions for contracts B, C, and D be displayed under their respective internal transactions in contract A?
- Polygon PoS
- Smart Contract
17 - Expert Q&ACattos31Dec 01, 2024
Understanding Plasma and PoS Bridges in Ethereum-Polygon
What is a plasma bridge, and how does it differ from the PoS and burn/mint models for bridging Ethereum to Polygon?
- Polygon PoS
- General
04 - Expert Q&ADec 01, 2024
Sending USDCoins from Ethereum Wallet to PayPal with Moonpay
How can I send USDCoins from my Ethereum wallet to PayPal without MATIC for fees?
- General
14 - Expert Q&ANov 30, 2024
Recovering USDT Sent to Smart Contract on Polygon
How can USDT mistakenly sent to a smart contract address on Polygon be recovered?
- Polygon PoS
- Smart Contract
12 - Expert Q&AAFL12Nov 27, 2024
POL Faucet Limits
Why do I encounter the 'Maximum Allowed' message on the faucet?
- General
- MATIC
01 - Expert Q&ALently45Nov 23, 2024
Troubleshooting Issues Deploying a Smart Contract on Polygon
Why am I experiencing JSON-RPC errors when deploying my contract on Polygon, while it works on other networks?
- Polygon PoS
- Smart Contract
02 - Expert Q&AITachi24Nov 22, 2024
How to Add Polygon Amoy Testnet on MetaMask: A Guide
How can I add the Polygon Amoy Testnet to my MetaMask wallet?
- Polygon PoS
- General
11 - Expert Q&ANov 22, 2024
Troubleshooting Metamask Internal JSON-RPC Errors on Polygon
What might be causing a 'transaction failed Internal JSON-RPC error' in Metamask when interacting with a smart contract on Polygon?
- Polygon PoS
- General
03 - Expert Q&ANov 21, 2024
Steps to Convert MATIC on Ledger to POL via Portal
How can I convert my MATIC on Ledger, using an old contract address, to POL?
- Polygon PoS
- MATIC
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- Polygon PoS
- General
- Smart Contract
- MATIC
- Polygon zkEVM
- Polygon Edge
- dApp
- Polygon Avail
- Polygon Miden
- Wallet
- ITachi24How to Add Polygon Amoy Testnet on MetaMask: A Guide11
- Recovering USDT Sent to Smart Contract on Polygon12
- Sending USDCoins from Ethereum Wallet to PayPal with Moonpay14
- Gojo30Resolving Unconfirmed Transactions on Polygon Network13
- Displaying Transactions for Contracts B, C, and D in Contract A17