# Troubleshooting

## The Trust1Connector certificate has expired

The Trust1Connector is designed to automatically renew its certificate if expired, or re-create it if missing. Should the process of renewing an existing certificate fail however, the following steps can be undertaken to remedy it:

### Windows

1.  Open the Windows Certificate Manager (`certmgr.exe`):  &#x20;

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdRedV3XP4YpJjsFNx%2Fopen-certmgr.png?alt=media&#x26;token=b2e6c511-a889-4ba9-994e-fe7a4a4e85f7" alt="" data-size="original">
2.  Locate the expired Trust1Connector certificate by right-clicking on the top-level item `Certificates - Local Computer` and searching for `localhost` or `trust1connector`  (depending on the installed version):

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdRuUgXGiUbY1KxZwI%2Ffind-certificates.png?alt=media&#x26;token=a2650e6e-581e-48d1-9e24-36bf90e3360c" alt="" data-size="original">

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdRqaeMbszk4CmFBZ-%2Ffind-localhost.png?alt=media&#x26;token=c24ea0ca-405e-43b5-a92a-820d360b2c61" alt="" data-size="original">
3. If the search yields multiple results, select the certificate past its expiration date: <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdS6LHcaQEypYWvHBa%2Fsearch-result.png?alt=media&#x26;token=e7daa171-3f32-42fc-9598-ace2a03ff46f" alt="" data-size="original">&#x20;
4.  Right-click the expire certificate, select `Delete` and confirm the deletion action:  <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSDt9Rk0CohOCmAJe%2Fdelete-cert.png?alt=media&#x26;token=e03006e5-dfe1-4db7-904a-ee9fdb574e31" alt="" data-size="original">&#x20;

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSA8gRkpTgPPRlwxo%2Fconfirm-deletion.png?alt=media&#x26;token=76154c8d-cb5b-46b6-8c81-27576c458d41" alt="" data-size="original">
5. Once the certificate is deleted, restart your computer. At the next startup, a new certificate will have been generated.

### Mac OS

1.  Open the Mac OS Keychain Access by pressing `⌘ + space` and typing its name: &#x20;

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSGlG7pXrZ_1LI_uU%2FScreenshot%202018-07-05%2009.38.23.png?alt=media&#x26;token=02449c3f-9e07-4deb-ae26-81d8b05a0db6" alt="" data-size="original">
2.  Look under `Certificates` and select the expired certificate with the name `localhost` or `trust1connector` (depending on the installed version): &#x20;

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSJNmL0H4jODBasq1%2FScreenshot%202018-07-05%2009.43.52.png?alt=media&#x26;token=ad894ca5-9657-4387-8e9d-3f4c8ac5ca83" alt="" data-size="original">
3.  Right-click the certificate and select the `Delete` action, enter your password when prompted:  &#x20;

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSLGwnEpWYDrhVpDH%2FScreenshot%202018-07-05%2009.46.38.png?alt=media&#x26;token=8562ef53-37c9-4569-879b-7f3480598796" alt="" data-size="original">

    <img src="https://1766811608-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-L9hsLHDKsMEIM_b7evx%2F-LGdQ7H2L2qbHLs0Bbqx%2F-LGdSNKzK1KsFTRFqcVt%2FScreenshot%202018-07-05%2009.46.56.png?alt=media&#x26;token=b198e533-4133-4249-a9b4-b096014b5019" alt="" data-size="original">
4. Restart your device.
