A print data creation device may perform a plurality of tasks in parallel. The print data creation device may be provided with a first download device, a second download device, and a sending controller. The first download device may be configured to perform a first task for downloading first data in predetermined data size units from an external device. The second download device may be configured to download second data from the external device in accordance with an address of the second data in a case where the first data having the predetermined data size includes the address of the second data. The second data may be necessary for performing a second task. The sending controller may be configured to prohibit a first download request for downloading the second data from being sent to the external device during the downloading of the first data having the predetermined data size, and to prohibit a second download request for downloading the first data having the predetermined data size from being sent to the external device during the downloading of the second data.