Pakistan has suspended mobile and internet services “in areas with security concerns” as supporters of imprisoned former premier Imran Khan gear up for a protest in the capital.

Supporters of former Prime Minister Imran Khan are set to march in Islamabad, facing heavy security. The protest aims to challenge alleged electoral injustices and government policies.

Lockdown-like situation prevailed in Pakistan's capital Islamabad after heavy security forces deployed and key roads were blocked ahead of PTI's 'break the shackles of slavery' protest. The authorities suspended mobile and internet services in certain areas in Islamabad.

Authorities in Islamabad have sealed off routes to the Red Zone – which houses the country's executive, judicial, and legislative authorities – and deployed Rangers at key government buildings.

The government has already sealed off capital Islamabad with shipping containers and shut down major roads and highways connecting the city with PTI strongholds

Police officers stand guard on an entry point to motorway leading to Islamabad, which has been closed by authorities due to a planned rally by supporters of imprisoned former Prime Minister Imran Khan's Pakistan Tehreek-e-Insaf party, in Lahore, Pakistan on Nov 23. (AP)

Pakistan's capital was put under a security lockdown on Sunday ahead of protests by supporters of jailed former Prime Minister Imran Khan calling for his release. Highways leading to Islamabad through which supporters of Khan,

Pakistan suspended mobile and internet services in several areas, including the capital Islamabad, citing “security concerns” in view of anticipated protests by supporters of jailed former prime minister Imran Khan.

Imran Khan's PTI party protests in Pakistan have cost the government over PKR 2 billion over the past 18 months, according to Geo News. Damages to public and private property, security expenses, and lost productivity have added to the financial strain on the struggling economy.

Pakistan’s capital was put under a security lockdown on November 24, ahead of protests by supporters of jailed former PM Imran Khan calling for his release. Highways leading to Islamabad through which supporters of Khan,