Expert deems Kate Middleton's cancer updates as "transformative," solidifying her position as the "future of the monarchy."

Kate Middleton is demonstrating to the world her potential as a queen consort.

On Monday, the Princess of Wales shared a heartfelt video, announcing the completion of her chemotherapy treatment for cancer. The 42-year-old stated that the past year has been challenging for her family, but it has given them a new perspective on life and the importance of cherishing simple yet meaningful things, such as "loving and being loved."

Supporters were thanked by the mother of three for their kindness and compassion, and she assured those battling cancer that she would remain by their sides.

The royal's commitment to openly discussing her health is modernizing the monarchy for a new generation, as stated by British broadcaster Jonathan Sacerdoti on Planet Chronicle Digital.

"Catherine's openness about her cancer journey has been a transformative moment for the British monarchy, as she broke with royal tradition by sharing personal videos and updates about her treatment."

"The monarch's transparency and resilience were showcased in her video, which was a massive shift in communication style for the royal family. This approach signals a modern royal family and reinforces her image as the future of the monarchy."

"Catherine’s openness about her recent cancer journey has been a transformative moment for the British monarchy. By sharing personal videos and updates about her treatment, Kate broke with royal tradition, which typically maintains privacy around health matters." — Jonathan Sacerdoti, British broadcaster

"Now that she is cancer-free, her next steps involve a balance between maintaining her health and resuming royal duties," he said. "Sources suggest she will return to public engagements gradually while continuing to focus on causes like mental health and children's development. Her openness has strengthened her connection with the public and set a precedent for the monarchy in handling personal issues with grace and candor."

In her announcement, Kate stated that she would "keep taking each day as it comes."

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In March, Kate announced in a video that she had been diagnosed with cancer and was undergoing chemotherapy.

Before her appearance at Trooping the Colour in June, she provided a fresh update.

""As anyone going through chemotherapy knows, there are good days and bad days. On bad days, you feel weak, tired, and need to rest. But on good days, when you feel stronger, you want to make the most of feeling well," she said."

Despite keeping a low profile throughout the year, the princess made two public appearances: on June 15 for Trooping the Colour and on July 14 at Wimbledon.

According to Planet Chronicle Digital, royal expert Ian Pelham Turner stated that Kate's latest video is "noteworthy" and demonstrates how her family has supported her during challenging times.

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"According to royal expert Hilary Fordwich, the princess did not need to make the video, as it is historically unique for a future queen to do so. Her words showed how in touch she was with the public, as they were not solely about her. She empathized with those who had gone through a similar journey, demonstrating her character. Additionally, she released the video to comfort the nation and the Commonwealth."

Kate remained committed to her duties while undergoing treatment, as reported by People magazine. The magazine revealed that Kate worked quietly from Adelaide Cottage during the summer, holding regular meetings with private secretary Tom White, assistant private secretary Natalie Burrows, and the Prince and Prince of Wales' communications secretary, Lee Thompson. Their focus was on planning for the future and advancing her causes.

"Richard Fitzwilliams, a royal expert, stated that Catherine is a lover of the countryside."

"She is one-half of the world's most glamorous royal couple, and has used her platform to help others as no one else could. We admire her positivity and progress as we celebrate her achievements."

During the summer, Prince William and his wife, along with their three children, primarily resided at Anmer Hall and Balmoral Castle. King Charles invited the royal family to Balmoral Castle, where they stayed. On Aug. 25, Kate was captured on camera heading to church at Crathie Kirk.

The family's cottage home near Windsor Castle reflects their desire for privacy in raising their children. They relocated from Kensington Palace in 2022.

Kate's latest update included a surprise cameo appearance from her parents, Carole and Michael Middleton, in a personal family video showing the grandparents at Kate's country home playing cards with the children, and Orla, the family dog, was also featured.

The Middletons have been actively involved in supporting their daughter. Carole accompanied Kate on school drop-offs. The royal's younger siblings, Pippa and James, reside nearby. Kate's parents also joined William at the Royal Ascot in June.

WATCH: KATE MIDDLETON ANNOUNCES SHE HAS COMPLETED CHEMOTHERAPY TREATMENT

The same week the children returned to school, the Prince of Wales, 42, resumed his royal duties on Sept. 5.

The Associated Press contributed to this report.