How to set the miner fee of BTC?

Miner's fee reference:In the bitcoin browser: https://btc.com/stats/unconfirmed-tx ,Home page - statistics - unconfirmed transaction page will display the current best handling fee, you can follow this value to set.

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In the TP Wallet transfer page, you can set the miner's fee number manually, or you can use the miner's fee recommended by the wallet by default.

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