Change map size: full screen, normal
(portrait). Disabled for Bing as printing is against OS T&C's. It is allowed in OS.
Hints: Use 'Print Preview'. You may need to reduce scaling ('shrink to fit'), and remove headers / footers / borders.
Ordnance Survey (OS) mapping covers England, Wales and Scotland - not Northern Ireland or the Channel Islands. Isle of Man is 1:50K only.
Legend : OS 1:25K pdf,
OS 1:50K pdf.
There are paper 1:25K maps for both Isle of Man and the Channel Islands
OSI and OSNI produce paper 1:50K and some 1:25K maps. OSI isn't online. OSNI (then Basemap Gallery / 4 squares icon, then 25K or 50K)
OpenStreetMap is an opensource global crowd sourced map. It is better at showing footpaths than the OS in some places.
(On Windows) To copy a map to the clipboard : use CRTL PRINT-SCREEN (thats press and hold the CTRL key, then press PRINT SCREEN). You can then paste it into MS Word.
(On Android) Varies by device. Try press and hold Power then Volume -, or try press and hold Power
(On iPhone) Press and hold Top and Home