1. Start MC with multiple tabs
2. From the current tab (Tab1) drag a file over inactive tab (Tab2)
Result: Tab2 is activated with blank Explorer panel and drive combo-box
3. Cancel dragging
4. Now press Al+F1/F2 (depending on current panel) and select a drive
Result: New path is set in Tab1, not in current blank Tab2
MC v12.5 b2910 x64 Portable, Win11 Pro Portable