Abdel Fattah al-Sisi took a majority of the votes in the presidential election, while rival Hamdeen Sabbahi won just 3% of the vote.
The country’s elections committee says it has dismissed Hamdeen Sabahi’s appeal against voting results that gave Abdel Fattah al-Sisi a win.
Egypt’s presidential frontrunner Abdel Fattah al-Sisi has said it will take up to 25 years for Egypt to achieve "true democracy".
A coalition has called for a boycott of Egypt’s vote for a new constitution, which some see as an "indictor" of the army chief’s presidential bid.
Egypt’s army-backed rulers and allies of its deposed Islamist president gave the first signs on Saturday of a readiness to compromise.