how do i renew an expired ssl certificate?
["Step 1: Generate CSR. To renew an SSL/TLS certificate, you'll need to generate a new CSR. ... ", 'Step 2: Sign in to your account. Sign in to your CertCentral account.', 'Step 3: Fill out the renewal form. ... ', 'Step 4: DigiCert issues the SSL/TLS certificate. ... ', 'Step 5: Install your renewed SSL/TLS certificate.']