Every time I try to install Bitdefender free, it automatically crashes without any errors.
Kindly contact Bitdefender support by visiting https://www.bitdefender.com/consumer/support/
Depending on your selected product and the type of issue you're facing, you can reach a support representative via email, chat, or phone.
If you choose email support, you will receive a ticket number in your registered email. Kindly generate and attach the following logs to the ticket:
Generate Bitdefender BDsysLog: https://www.bitdefender.com/consumer/support/answer/1922/
Generate Bitdefender Support Tool Log: https://www.bitdefender.com/consumer/support/answer/1733/
Generate Bitdefender Connectivity Log: https://www.bitdefender.com/consumer/support/answer/9689/
If the generated logs are larger than 25 MB, which is the attachment limit for most email vendors, you can upload the logs to https://upload.bitdefender.net/ and share the link with the support team.
Regards