Yes but even then the Tories had managed to be in power for 12 years, implement sweeping economic reforms in austerity, NHS reforms, dozens of other major initiatives Brexit and navigate a pandemic. Let's put aside whether the policies were good or bad, and just accept they did a lot to change the country. By the time Sunak took the reins, people were exhausted and were open to change.
For Labour to have ballsed this up in 22 months, alongside not passing half their manifesto commitments with a stonking majority, is remarkable.