The broadcaster, 94, joined the location on September 24 in a bid to succeed in a wider viewers and promptly broke the document for the quickest time to hit a million followers.
However Sir David’s final put up was on October 31 and he has now mentioned he’s offline for good after being inundated with messages.
Talking on BBC Radio 1 Breakfast with Greg James, the naturalist mentioned he was not capable of take care of the know-how.
He mentioned: “I’m so outdated I can’t get used to all these new media however I used to be persuaded to take action in an effort to do a message about conservation. So for a restricted time period I contributed to Instagram, however I’m off now.
“I’m not on it anymore and I don’t intend to return. I’ve obtained sufficient issues with put up. I get 70 letters a day. I do my best (to reply to all of them).
“Typically folks, mercifully, don’t truly put their handle on as a result of persons are so unaccustomed to sending letters.”
On the suggestion extra folks would now write to him and count on a response, Sir David mentioned: “In case you wouldn’t thoughts together with a self-addressed stamped envelope I’d be delighted to answer.”
Sir David debuted on Instagram with a message that “the world is in hassle” and mentioned that, “saving our planet is now a communications problem”.
Frequent collaborators Jonnie Hughes and Colin Butfield, who labored on Sir David’s current movie and e book – each titled A Life On Our Planet – helped handle his account, which has now reached greater than 6.2 million followers.
The web page options clips and behind the scenes content material from Sir David’s common collaborators, the conservation charity WWF and Silverback Movies.
Harry Potter star Rupert Grint later beat his Instagram document, securing a million followers in 4 hours and one minute, in contrast with Sir David’s 4 hours and 44 minutes.