The title should be concise, SEO-optimized, in Spanish, and reflect the core news: Tim Cook stepping down as Apple CEO after over a decade, with a successor named. Based on the provided snippets, the most accurate and newsworthy angle is the transition of leadership, including the fact that John Ternus will develop into the new CEO and Cook will become Executive Chairman.

A strong SEO title in Spanish must include:

• Keywords: Tim Cook, Apple, CEO, renuncia, sucesor (or similar)
• Brevity: under 60 characters ideally for SERP display
• Clarity and news value
• No quotes, no fluff

Best option:
Tim Cook deja el cargo de CEO de Apple y John Ternus asume el puesto

This version:

• Is 58 characters (including spaces)
• Uses active, clear Spanish
• Includes both key names and the action
• Matches the most specific and confirmed detail from the Apple-linked snippet (item 3)
• Avoids speculation, focuses on the factual transition
• Is highly searchable for users looking for this news in Spanish

No quotes. No extra text. Just the title.

Tim Cook deja el cargo de CEO de Apple y John Ternus asume el puesto