dnd multiclassing spell slots: Spell Slots in DnD 5e - A Simple Guide to Spell Use. INFINITE Sorcery Points & Spell Slots by STRIPPING?! - Baldur ... . DnD Bard 5e class guide - Wargamer. Fighter - bg3.wiki.
Our guide to Spell
Slots, from 1st to 9th level spells, including how they work, upcasting spells, recovering slots, ritual spellcasting, and multiclassing.
You'll gain
spell slots for multiclassing as normal, and only the spell slots gained from the Sorcerer class will be converted into spell points.
Character optimization guide for the DnD 5e Bard's spell list.
The Spell must be one for which the Wizard has a spell
slot, even if they obtained it by multiclassing (so a L4 Cleric / L1 Wizard can transcribe Level 3 spells).