Hello,
Thank you for contacting.
Yes, you need to renew your license to remove the evaluation message. Since we have checked our records and found that your license subscription was expires in 2016. The hotfix version (Spire.Doc Pack(hot fix) Version:6.1.17) and our latest version
Spire.Doc Pack(hot fix) Version:7.4.6 are no longer available for you, the warning message will appear again. Please contact our sales team (
sales@e-iceblue.com) to renew your license. If there is any question, welcome to write back.
Sincerely,
Lisa
E-iceblue support team