> For the complete documentation index, see [llms.txt](https://legacy-docs.usdd.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://legacy-docs.usdd.io/psm/how-to-swap-between-usdd-and-usdt-usdc-tusd-usdj-at-1-1-ratio-in-psm/psm-tdr.md).

# PSM(TDR)

#### **URL:** [**https://tdr.org/#/psm**](https://tdr.org/#/psm)

#### 1.**Click on “Get Started” and enter the PSM page. Click on “Connect Wallet” to connect to your TronLink wallet.**

![](https://lh4.googleusercontent.com/vqLB24bqXi0QpwuVSF8mxXoMJYjNpTbNqvVOURu4JR-DPkoSpPMgZHs1jpF1nWkmtbvFxKZ740aOmEcr9-fuCc5AjGiiWHiVm7RkCLVav7X_jYdz23XXQxgvkiNynnuQ4VHuW6zJgjsxGBExz89RYUM)

![](https://lh4.googleusercontent.com/JtU-gv2LmOFR2BqKEWA_RHfw-6atuM4MfaYHb2o6BgXPItw_8ULVpVhdqo_tdTIVQ5sivKQUvCqcNj4Z8fka6I9DkzpR1b6LXQzwUtL-nOsWw2rIGxlqx65Kf7Jr34RQmsddCndIggDNgUY8e9tRctI)

#### **2.Enter the amount of  USDD or USDT/USDC/TUSD/USDJ that you would like to swap. Then, click on “Swap”.**

![](https://lh5.googleusercontent.com/SBkpccvFrBd4RjWHOBkZ4bYKr5AHVh1bEUKHPznKaafRQXLKK3am6w95d1eWGbcPEYIOW_PrC7AY0yq0umTkZIDWt8ytbRSurmHuNg55CVIfstapSes6I4SBQyVTFt8vW62bH6HtuavB3gpgA9QCw0U)

#### **3.In your TronLink wallet, you need to click on "Sign to Approve" in the pop-up window to complete the action.**

![](https://lh5.googleusercontent.com/15tWPKk1rafDhIR0Vksddj0nPpj9avNjy3q4ODzh_O2RzRq8UxNWoDB6RPdVMXxNAJKIeQunasp4-XENOEW7-7CYDKhaznVG9KEFjqU2RUMJREia1ORIhZzCQE5g0jF984F5Xo3p17bqmA02wCxuCbs)

#### **4.You can view the USDD or USDT/USDC/TUSD/USDJ that you have swapped in your wallet.**