The Owls’ can announce initial details of the squad’s pre-season activity ahead of the 2017/18 campaign.
Three friendly encounters away from home are confirmed, with trips to Alfreton Town, Mansfield Town and Doncaster Rovers.
In between is a six-day tour across Europe in Portugal.
Talks are ongoing with regard a home fixture, while the Owls’ opponents in Portugal will be confirmed in due course.
Details to date are:
Tuesday 11 July
Alfreton Town v Sheffield Wednesday
Saturday 15 July
Mansfield Town v Sheffield Wednesday
Monday 17 July
Depart for Portugal
Sunday 23 July
Arrive in UK
Tuesday 25 July
Doncaster Rovers v Sheffield Wednesday
Visit swfc.co.uk over the summer to look out for additions to the schedule.